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We have already used more than two thirds of the emissions quota to keep climate change well below two degrees. (Photo: Pixabay)

Mayors view climate change as pressing urban issue

115 mayors of cities with at least 75,000 residents answered the fourth annual survey named for Thomas Menino.

24 Jan 2018 10:48 AM IST

The asteroid that wiped out the dinosaurs 66 million years ago released climate-altering sulphur, cooling the Earth far more than thought. (Photo: Pixabay)

Chinese 'rainbow dinosaur' had iridescent feathers like hummingbirds

A evolutionary biologist says that the discovery suggests a more colourful Jurassic World than we previously imagined.

22 Jan 2018 9:13 AM IST

The technology could power habitats and life-support systems, enable astronauts to mine resources, recharge rovers and run processing equipment to transform resources such as ice on the planet into oxygen, water and fuel. (Photo: NASA)

US tests nuclear power system to sustain astronauts on Mars

NASA's prototype power system uses a uranium-235 reactor core roughly the size of a paper towel roll.

20 Jan 2018 9:31 AM IST

The flooding was a result of global warming, which has led to extraordinary temperatures in the Arctic.

Earth warmed up even without El Nino in 2017

Last year wasn't quite as hot as 2016's record-shattering mark.

19 Jan 2018 11:01 AM IST

Jupiters southern hemisphere in this image captured by NASAs Juno spacecraft.

Jupiter's Colorful Cloud Belts captured by Juno Spacecraft

At the time the image was taken, the spacecraft was about 8,453 miles (13,604 kilometers) from the tops of the clouds of...

16 Jan 2018 5:02 PM IST

Isros PSLV C36 lifts off from Satish Dhawan Space Centre in Sriharikota. (Photo: PTI)

India has launched its 100th satellite into space to watch borders

A total of 31 small satellites (micro and nano satellites) were launched into space on Friday.

16 Jan 2018 1:57 PM IST

The discovery will involve findings from the Hubble Space Telescope and NASAs Cassini spacecraft, which is orbiting Saturn.

NASA telescopes provide 3D journey through Orion Nebula

Using images and other data from NASA telescopes, researchers created a detailed multi-wavelength visualisation of the...

15 Jan 2018 1:59 PM IST

Preliminary analysis suggests the diminutive galaxy weighs in at no more than 3 billion solar masses (credit: NASA)

NASA discovers farthest known Galaxy in the universe

A primitive cluster of stars which are about 500 million years old were spotted by NASA.

14 Jan 2018 2:00 PM IST

River floods are already one of the most widespread and damaging forms of natural disasters worldwide (Photo: Pixabay).

Study: Warming puts millions more at risk from river floods

The number of people affected by the worst 10 per cent of river flooding will double from 76 million to 156 million in...

13 Jan 2018 4:36 PM IST

Virgin Galactic has not indicated whether the program is ready to move on to rocket-powered test flights.

Seventh glide test of spacecraft conducted by Virgin Atlantic

The company develops commercial spacecrafts to provide spaceflights to space tourists and suborbital launches for space...

13 Jan 2018 9:42 AM IST

Kepler K2-138 System Artists Concept ( Credits: NASA/JPL-Caltech)

Multi-planet System found through crowdsourcing

Citizen Scientists Discover Five-Planet System.

12 Jan 2018 4:35 PM IST

The deposits were found at seven geological formations called scarps, with slopes up to 55 degrees, in the southern hemisphere and one in the northern hemisphere. (Photo: NASA/JPL-Caltech)

Future human outposts could be sustained by Mars' ice caps

The findings showed that ice may be more available than previously known for use as water to support future human...

12 Jan 2018 10:45 AM IST