Physical Science

Order of the National Green Tribunal regarding deterioration of Nayar river, Uttarakhand, 05/06/2025

Order of the National Green Tribunal in the matter of In Re: News Item titled "Nayar river is vanishing - a yatra reveals conservation goes beyond science and policy" appearing in ‘The Down To Earth’ dated 03.06.2025. The original application was registered suo-motu based on the news item titled "Nayar …

First-ever photo of planet outside solar system

A reddish speck photographed near a dim and distant star last year is indeed a planet, about five time the mass of Jupiter, an international team of astronomers reported. They say the results bolster their claim, put forward last fall, that this image was the first of a planet orbiting …

Geyser microbes may point to life on Mars: Study

A weird community of microbes living in a hot, acid geyser in Wyoming's Yellowstone Park may help scientists know what to look for in seeking life on Mars and elsewhere in space, researchers said. They found the new species of algae and bacteria living in a green-coloured layer of sandstone …

Golden technique

scientists at the National Chemical Laboratory (ncl) in Pune have found a way to make nanoprisms of gold using an environment-friendly technique that is also more efficient than the methods used earlier (csir News, Vol 55, No 4). Two ncl teams

NASA turns to Mexican lake for clues to alien life

With cobalt waters harbouring eerie, coral-like formations, this archipelago of lakes in Mexico's searing Chihuahuan desert has always had an other-worldly appearance. Now top researchers at the US National Aeronautics and Space Administration (NASA) say the calcified clumps of primitive bacteria lurking in its pools could provide important clues in …

Europe nod to India`s moon mission

European Space Agency (ESA) Council has given its nod to Europe's historical cooperation with India for lunar exploration mission. On March 17 last, the ESA Council, at its meeting in Paris, unanimously approved a cooperation agreement between ESA and the Indian Space Research Organisation (ISRO) clearing the way for India's …

NASA offers cash for new technology

In an effort to stimulate fresh thinking, the National Aeronautics and Space Administration has announced that it will offer cash prizes for innovative technology that can be applied to space exploration. The competitions, open to large and small companies, colleges, technology groups and individuals, are seen as ways to promote …

NASA finds new black holes

Scientists at the US National Aeronautics and Space Administration (NASA) have found a new class of black holes with a mass of about 10,000 Suns, Xinhua reports. The black holes will now be categorised as intermediate-mass - between stellar black holes that are about 10 times as massive as the …

Seen: First planets from beyond our solar system

Astronomers said they, or at least their telescopes, had laid eyes for the first time on planets beyond the solar system. Using the Nasa Spitzer Space Telescope and careful timing, teams studying two planets were able to distinguish the glow of the planets' infrared radiation from the overwhelming glare of …

Frozen lake on Mars

Claims that life or the potential for it exists on the Mars were boosted yesterday when scientists declared they saw the remains of a frozen sea on the planet's surface and speculated the ice may hold preserved organisms.Planetary geologists led by John Murray of Britain's Open University said the evidence …

Images of mars fuel speculation on planetary life

Flowing water, lava and ice shaped the surface of Mars just a few million years ago, scientists said, fuelling speculation about the possibility of life on the planet. In three reports published in the science journal Nature, an international team of researchers said images from the European Space Agency's Mars …

Space Goliath crated Arizona crater

Planetary scientists believe that a rock which smashed into Arizona around 49,000 years ago with the power of more than 150 Hiroshima bombs was just a fragment of a space Goliath. In a study published the pair believe they have resolved an enduring puzzle about Meteor Crater, located near Flagstaff …

Strange space burst could be new object

A strange and powerful burst of radio waves from near the center of our galaxy may have come from a previously unknown type of space object, US astronomers reported. Other experts nicknamed the mysterious source a "burper" and said there would be a race to scan for similar radio bursts. …

Raman effect creates ripples 77 years on

Seventy seven years after it was discovered

Cholesterol remover

researchers from the National Chemical Laboratory, Pune have designed a polymer with the ability to absorb cholesterol. The product could help reduce ailments such as cardiovascular diseases, strokes and sclerosis (hardening) of the arteries (Journal of Chromatography B, Vol 804, No 1). The polymer was developed using molecular imprinting. In …

Brightest flash ever detected

A cosmic explosion just across the Milky Way from Earth gave off as much energy in one-tenth of a second as the sun does in 100,000 years, astronomers reported. The explosion was also the brightest flash of light ever detected from beyond the solar system, they added. The blast was …

Titan unveiled : Its a world frozen forever in its youth

Data from the Cassini-Huygens a spacecraft suggest that Titan, a moon of Saturn, is a world with the potential of life that was frozen in its youth, prevented by deep cold from ever developing into a livelier place.

Scientist sure there is life on Mars soil

A leading European Space Agency scientist has reignited the debate about life on Mars by claiming that gas detected in the planet's atmosphere can only be explained by the presence of living organisms. Vittorio Formisano at the Institute of Physics and Inter planetary Science in Rome says measurements from the …

Outcast Star Zooms Out of Milky Way Galaxy

An outcast star is zooming out of the Milky Way, the first ever seen escaping the galaxy, astronomers reported. The star is heading for the emptiness of intergalactic space after being ejected from the heart of the Milky Way following a close encounter with a black hole, said Warren Brown, …

Found : Planets wrapped in diamonds

Some planets in our galaxy could harhour an unexpected treasure: a thick layer of diamonds hiding under the surface, according to astronomers. No diamond planet exists in our solar system, but some planets orbiting other stars n the Milky Way might have neough carbon to produce a diamond layer, Princeton …

Missing matter mystery a question of WHIM?

Two monster cosmic clouds could hold the solution to the mystery of the missing matter

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