{"id":72410,"date":"2026-04-28T18:30:07","date_gmt":"2026-04-28T13:00:07","guid":{"rendered":"https:\/\/www.nextias.com\/ca\/?p=72410"},"modified":"2026-04-28T18:32:27","modified_gmt":"2026-04-28T13:02:27","slug":"news-in-short-28-04-2026","status":"publish","type":"post","link":"https:\/\/www.nextias.com\/ca\/current-affairs\/28-04-2026\/news-in-short-28-04-2026","title":{"rendered":"News In Short 28-04-2026"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-text-align-center\"><strong>Luzon Island<\/strong><\/h2>\n\n\n\n<p><strong>Syllabus: GS1\/Places in News<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Context<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>China <\/strong>conducted military drills including live-fire exercises in waters east of the <strong>Philippines\u2019 Luzon Island.<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>About<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>It is the <strong>largest and most important island of the Philippines.\u00a0<\/strong><\/li>\n\n\n\n<li>It is located in the<strong> northern part of the Philippine archipelago <\/strong>and is bounded by the <strong>Philippine Sea<\/strong> to the east, the <strong>Sibuyan Sea<\/strong> to the south, and the <strong>South China Sea<\/strong> to the west.\u00a0<\/li>\n\n\n\n<li>To the north, the<strong> Luzon Strait separates Luzon from Taiwan.<\/strong><\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img data-dominant-color=\"a9c3db\" data-has-transparency=\"true\" loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"727\" src=\"https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-169.png\" alt=\"\" class=\"has-transparency wp-image-72411\" style=\"--dominant-color: #a9c3db; width:442px;height:auto\" srcset=\"https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-169.png 500w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-169-206x300.png 206w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure>\n<\/div>\n\n\n<ul class=\"wp-block-list\">\n<li>Luzon represents about<strong> one-third of the land area of the Philippines.<\/strong><\/li>\n\n\n\n<li>It is a part of the<strong> Pacific Ring of Fire,<\/strong> making it prone to earthquakes &amp; volcanoes.<\/li>\n\n\n\n<li>Natural Landmarks:\n<ul class=\"wp-block-list\">\n<li><strong>Mount Pinatubo is famous<\/strong> for its 1991 eruption (global climatic impact).<\/li>\n\n\n\n<li><strong>Mayon Volcano is known<\/strong> for its near-perfect symmetry.<\/li>\n\n\n\n<li><strong>Banaue Rice Terraces<\/strong> is the UNESCO World Heritage site.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p><strong>Source: <\/strong><a href=\"https:\/\/theprint.in\/world\/china-holds-live-fire-drills-in-waters-near-philippines-luzon-island\/2913225\/?amp\" target=\"_blank\" rel=\"noopener\"><strong>TP<\/strong><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\"><strong>China\u2019s New Atlas Drone Swarm System<\/strong><\/h2>\n\n\n\n<p><strong>Syllabus: GS3\/Science and Technology, Defence<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>In News<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Recently, Chinese People\u2019s Liberation Army (PLA) launched its<strong> new Atlas drone swarm system (atelasi).<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u201cAtlas\u201d (or Atelasi) drone swarm system&nbsp;<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>It is a Chinese PLA mobile platform designed to launch and control large numbers of drones in coordinated operations from a single operator interface.<\/li>\n\n\n\n<li>It is a truck-based swarm warfare unit made up of three vehicles: a launch vehicle (Swarm-2), a command\/control vehicle, and a support vehicle.\n<ul class=\"wp-block-list\">\n<li>\u00a0Together, they function as a compact, mobile \u201cdrone battlefield node.\u201d<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Compared to systems like the US \u201cPerdix\u201d and DARPA\u2019s \u201cOffset,\u201d which focus mainly on the number of drones deployed, the Atlas system is presented as more advanced due to its emphasis on coordinated intelligence rather than scale alone.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Key features<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Mass launch capability: <\/strong>Up to 96 drones can be deployed in one coordinated swarm, with very short launch intervals (under 3 seconds per drone), meaning a full swarm can be released in about 5 minutes.<\/li>\n\n\n\n<li><strong>Centralized control:<\/strong> A single operator can manage the entire swarm simultaneously, directing drones for reconnaissance, electronic disruption, formation flying, or strikes.<\/li>\n\n\n\n<li><strong>Flexible mission roles: <\/strong>The drones can operate collectively for scouting, attacking, confusing enemy defenses, or forming coordinated patterns.<\/li>\n\n\n\n<li><strong>Mobility and concealment: <\/strong>The system is vehicle-based, small enough to be hidden or rapidly repositioned, making it suitable for distributed and hard-to-detect operations.<\/li>\n<\/ul>\n\n\n\n<p><strong>Source :IE<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\"><strong>International Big Cat Alliance (IBCA)<\/strong><\/h2>\n\n\n\n<p><strong>Syllabus: GS3\/ Environment<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>In News<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ahead of the global big cat summit, the International Big Cat Alliance (IBCA), is deliberating on a New Delhi Declaration, which, if adopted, will be the first international declaration on big cat conservation.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>About International Big Cat Alliance (IBCA)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>It was launched by India in 2023 to facilitate global cooperation for the conservation of seven big cat species:\n<ul class=\"wp-block-list\">\n<li><strong>Tiger, Lion, Leopard, Snow Leopard, Cheetah, Jaguar, and Puma.<\/strong><\/li>\n\n\n\n<li>Out of the seven big cats under IBCA, five are found in India: Tiger, Lion, Leopard, Snow Leopard &amp; Cheetah.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Open to 97 \u201crange countries\u201d where these big cats are found.<\/li>\n\n\n\n<li>Aims to <strong>mobilise global knowledge, resources, and best practices<\/strong> to protect big cats and their ecosystems.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img data-dominant-color=\"918580\" data-has-transparency=\"true\" loading=\"lazy\" decoding=\"async\" width=\"806\" height=\"630\" src=\"https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-170.png\" alt=\"\" class=\"has-transparency wp-image-72412\" style=\"--dominant-color: #918580; width:551px;height:auto\" srcset=\"https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-170.png 806w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-170-300x234.png 300w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-170-768x600.png 768w\" sizes=\"auto, (max-width: 806px) 100vw, 806px\" \/><\/figure>\n<\/div>\n\n\n<p><strong>Source: TH<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\"><strong>World Tapir Day<\/strong><\/h2>\n\n\n\n<p><strong>Syllabus: GS3\/Environment&nbsp;<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>In News<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Recently, World Tapir Day was observed globally to raise awareness about<strong> Tapirs.<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Tapirs<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tapirs\u00a0 are large herbivorous mammals.<\/li>\n\n\n\n<li>Tapirs\u00a0 inhabit jungle and forest regions of South America, Central America, and Southeast Asia.\u00a0<\/li>\n\n\n\n<li>Tapirs form an important part of the ecosystem as seed dispersers and form one of the oldest surviving genera in the animal kingdom.<\/li>\n\n\n\n<li><strong>Threats <\/strong>posed are habitat loss, hunting, and human encroachment.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Types and IUCN Red List status&nbsp;<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lowland Tapir(Tapirus terrestris) \u00a0 \u00a0 \u00a0 &#8211; <strong>Vulnerable<\/strong><\/li>\n\n\n\n<li>Mountain Tapir(Tapirus pinchaque)\u00a0 &#8211; <strong>Endangered<\/strong><\/li>\n\n\n\n<li>Malay Tapir(Tapirus indicus) \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 &#8211; <strong>Endangered<\/strong><\/li>\n\n\n\n<li>Baird&#8217;s Tapir(Tapirus bairdii) \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 &#8211;<strong>Endangered.<\/strong><\/li>\n<\/ul>\n\n\n\n<p>Source :<a href=\"https:\/\/www.newsonair.gov.in\/world-tapir-day-being-observed-today\/\" target=\"_blank\" rel=\"noopener\">Air<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\"><strong>CAR-T Cell Therapy<\/strong><\/h2>\n\n\n\n<p><strong>Syllabus: GS3\/ Biotechnology<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Context<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A recent study demonstrated that engineered <strong>CAR-T cells can detect \u201cfaint\u201d tumour signals<\/strong>, offering a breakthrough in treating solid tumours such as kidney, ovarian, and pancreatic cancers.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>About CAR-T Cell Therapy<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>CAR T-cell therapy is a type of <strong>immunotherapy<\/strong> (treatment that uses the body\u2019s immune system to fight disease).<\/li>\n\n\n\n<li>It involves modifying a <strong>patient\u2019s T cells<\/strong> (white blood cells that kill infected or abnormal cells).<\/li>\n\n\n\n<li>These T cells are <strong>engineered to express a Chimeric Antigen Receptor<\/strong> <strong>(CAR).<\/strong><\/li>\n\n\n\n<li>Once reintroduced into the body, CAR T cells target and destroy cancer cells.<\/li>\n\n\n\n<li>Most commonly, CAR T cells target CD19 (a protein found on B cells, often overexpressed in certain blood cancers).<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img data-dominant-color=\"f2edee\" data-has-transparency=\"false\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"733\" src=\"https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-8-1024x733.webp\" alt=\"\" class=\"not-transparent wp-image-72413\" style=\"--dominant-color: #f2edee; aspect-ratio:1.3970167870692791;width:553px;height:auto\" srcset=\"https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-8-1024x733.webp 1024w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-8-300x215.webp 300w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-8-768x550.webp 768w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-8-1536x1099.webp 1536w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-8.webp 2047w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\"><strong>Key Challenge: Antigen Heterogeneity<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Solid tumours have diverse cells. Traditional CAR-T cells kill only &#8220;high-antigen&#8221; (visible) cells, leaving &#8220;low-antigen&#8221; cells behind to cause relapse.<\/li>\n\n\n\n<li><strong>Pseudo-Heterogeneity:<\/strong> Research shows many &#8220;negative&#8221; cells actually have tiny amounts of target protein (<strong>CD70<\/strong>). This protein is hidden by the <strong>EZH2 enzyme<\/strong>, which tightens DNA to suppress gene expression.<\/li>\n<\/ul>\n\n\n\n<p><strong>Source: TH<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\"><strong>Atacama Desert<\/strong><\/h2>\n\n\n\n<p><strong>Syllabus: GS1\/Places in News<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Context<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Light pollution threatens the <strong>world\u2019s darkest skies in the Atacama.<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>About<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Atacama desert<\/strong> is located in <strong>Chile <\/strong>stretching into parts of P<strong>eru, Bolivia, and Argentina, <\/strong>it is considered the<strong> driest non-polar desert on the earth.<\/strong>\n<ul class=\"wp-block-list\">\n<li>It lies between the <strong>Pacific Ocean (west) and the Andes Mountains (east).<\/strong><\/li>\n\n\n\n<li>There are more than 300 clear nights per year, meaning no clouds and no rain.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img data-dominant-color=\"d4e6ea\" data-has-transparency=\"false\" loading=\"lazy\" decoding=\"async\" width=\"767\" height=\"1024\" src=\"https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-171-767x1024.png\" alt=\"\" class=\"not-transparent wp-image-72414\" style=\"--dominant-color: #d4e6ea; width:493px;height:auto\" srcset=\"https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-171-767x1024.png 767w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-171-225x300.png 225w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-171-768x1025.png 768w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-171-1151x1536.png 1151w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2026\/04\/image-171.png 1199w\" sizes=\"auto, (max-width: 767px) 100vw, 767px\" \/><\/figure>\n<\/div>\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Scientific Significance:<\/strong> A rare combination of dry climate, high altitude, and isolation from urban light pollution makes the Atacama home to the <strong>world\u2019s largest ground-based astronomical projects.<\/strong>\n<ul class=\"wp-block-list\">\n<li>Every year, the Atacama Desert draws thousands of scientists <strong>to investigate the origins of the universe.<\/strong>\u00a0<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p><strong>Source: <\/strong><a href=\"https:\/\/www.thehindu.com\/sci-tech\/science\/light-pollution-threatens-worlds-darkest-skies-in-the-atacama\/article70911369.ece\" target=\"_blank\" rel=\"noopener\"><strong>TH<\/strong><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p><strong> Context <\/strong><\/p>\n<li class=\"ms-5\"> China conducted military drills including live-fire exercises in waters east of the Philippines\u2019 Luzon Island. <\/li>\n<p><\/p>\n<p><strong> About <\/strong><\/p>\n<li class=\"ms-5\"> It is the largest and most important island of the Philippines.\u00a0 <\/li>\n<li class=\"ms-5\"> It is located in the northern part of the Philippine archipelago and is bounded by the Philippine Sea to the east, the Sibuyan Sea to the south, and the South China Sea to the west.\u00a0 <\/li>\n<li class=\"ms-5\"> To the north, the Luzon Strait separates Luzon from Taiwan. <\/li>\n<p><a href=\" https:\/\/www.nextias.com\/ca\/current-affairs\/28-04-2026\/news-in-short-28-04-2026 \" class=\"btn btn-primary btn-sm float-end\">Read More<\/a><\/p>\n","protected":false},"author":15,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[21],"tags":[],"class_list":["post-72410","post","type-post","status-publish","format-standard","hentry","category-current-affairs"],"acf":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/72410","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/users\/15"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/comments?post=72410"}],"version-history":[{"count":4,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/72410\/revisions"}],"predecessor-version":[{"id":72420,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/72410\/revisions\/72420"}],"wp:attachment":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/media?parent=72410"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/categories?post=72410"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/tags?post=72410"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}