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GAMMA RAYS
Longest-lasting X-ray flash that took 6 billion years to reach Earth, may have be a result of neutron star merger; study suggests- Joi Barua takes India's sound to the stars with NASA-linked project
- How did an ‘impossible’ photon survive 2 billion light-years? Scientists point to a transformation involving axion-like particles
- In 1967, NASA flew flour beetle pupae on Biosatellite II for 45 hours; radiation and weightlessness raised wing abnormalities in flight from 29.9% to 44.8%During the 1967 Biosatellite II mission, flour beetles displayed notable wing deformities, underscoring how weightlessness amplified the ad...04 Sep, 2026, 01.30 PM IST
- Why does a microwave door have a metal mesh? The tiny holes are doing something importantThe metal mesh found on microwave doors serves an essential safety role. The small perforations allow for visibility while effectively bloc...28 Aug, 2026, 08.47 PM IST
- In 2003, NASA launched a 34-inch infrared telescope called Spitzer. For 17 years, it looked through cosmic dust and revealed a hidden universeNASA's Spitzer Space Telescope ended its mission in 2020 after sixteen years. Its infrared observations pierced cosmic dust, revealing hidd...27 Aug, 2026, 04.58 PM IST
- NASA abandons attempt to rescue aging space telescope from atmospheric re-entryNASA and Katalyst Space Technologies have ended their mission to save the Swift Observatory. Persistent attitude-control failures on the Li...21 Aug, 2026, 12.25 AM IST
- Rescue mission for aging NASA space telescope failsKatalyst's LINK craft was launched in early July to approach the observatory, also known as Swift, some 216 miles (347 km) in space, grap...20 Aug, 2026, 08.11 AM IST
- In 1984, Texas A&M researchers developed Rio Red grapefruit using radiation-induced mutations. 42 years later, it accounts for around 75% of all grapefruits produced in Texas, becoming the state’s dominant varietyTexas's popular Rio Red grapefruit originated from radiation-induced mutations in 1984. This variety, developed at Texas A&M University, of...19 Aug, 2026, 08.06 PM IST
- In 1967, US satellites searching for nuclear tests detected mysterious flashes from space. Decades later, scientists uncovered secrets of gamma-ray bursts, which can release more energy in 10 seconds than Sun will emit over its entire 10-billion-year lifetimeGamma-ray bursts, first detected accidentally in 1967, have long puzzled astronomers. Recent observations of their afterglows are now chall...09 Aug, 2026, 06.30 PM IST
- Einstein Probe discovers mysterious cosmic explosion unlike anything astronomers have seen beforeA peculiar cosmic event, dubbed EP240305a, has baffled astronomers with its rapid X-ray fade and lingering radio signals. Detected by China...24 Jun, 2026, 01.57 PM IST
- A Star that keeps dying? Scientists shocked by cosmic explosion defying all expectationsLongest gamma ray burst ever: Scientists have spotted a strange cosmic explosion. This gamma-ray burst repeated several times in a day. Typ...16 Nov, 2025, 02.08 AM IST
- Big boom in the distant Universe: GRB 221009A or B.O.A.T likely the most powerful explosion in space ever, read detailsAstronomers recorded a powerful explosion in space, which might become a historical event! Nicknaming it BOAT (Brightest of All Times). Whi...15 Oct, 2022, 05.11 PM IST
- Energy in a blink: How powerful are gamma ray bursts?Astronomers recently discovered the brightest infrared light ever seen from a short gamma ray burst.04 Dec, 2020, 09.44 AM IST
- Time to gaze at more contemporary starsThe younger generation, both sets of names may seem equally anachronistic, so the recent initiative by Nasa while putting together a new ma...21 Oct, 2018, 10.51 PM IST
- Gravitational waves from neutron stars' merger just the beginningWashington, Oct 17 (IANS) In yet another interstellar feat, scientists at the LIGO detectors and the world over detected the first "ripples...17 Oct, 2017, 08.17 AM IST
- NASA telescope spots sizzling gamma-ray binary in spaceWashington, Sep 30 (IANS) Using data from NASA's Fermi Gamma-ray Space Telescope, scientists have found the first gamma-ray binary in anoth...30 Sep, 2016, 10.10 AM IST
- New dwarf galaxy signals presence of dark matterThe exact source of this high-energy light is uncertain at this point but it just might be a signal of dark matter lurking at the galaxy's ...20 Aug, 2015, 05.15 PM IST
- Strong metal foam to protect from harmful radiationScientists have developed a new strong, lightweight composite metal foam that can block X-rays, gamma rays and neutron radiation.19 Jul, 2015, 04.01 PM IST
- CBEC to buy Gamma scanners for portsDespite objections raised by the (IB), CBEC will buy Gamma container scanning systems for use at ports.27 May, 2007, 12.00 AM IST
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