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Pieces of crystals structure continuously melt and diffuse only to be reinserted due to high pressure like shuffling deck of cards. This keeps Earths core solid.

Why Earth's inner core does not melt decoded

Belonoshko said that in the extreme heat of the core, atoms no longer belong to planes because of the high amplitude of...

21 Feb 2017 6:28 AM IST

Consensus has long been that the Earths core is about 85 percent iron and 10 percent nickel, with sulphur, oxygen and silicon prime candidates for the other five percent

Why Earth's inner core does not melt decoded

This energy distribution cycle keeps the crystal stable and the core solid

19 Feb 2017 7:19 PM IST

NASAs ISS cameras stream a real-time live view of the Earth from multiple cameras onboard. Click on the video below to see the Earth from the ISS in real time.

Video | Take a live' look at the Earth from the ISS in real time

The video comes from NASA HDEV cameras allowing for hd streaming from space!

18 Feb 2017 11:48 AM IST

Raja Chari, 39, is a commander of the 461st Flight Test Squadron and the director of the F-35 Integrated Test Force at Edwards Air Force Base in California. (Photo:NASA)

Indian-American among 12 new astronauts chosen by NASA

NASA has chosen 12 new astronauts, including an Indian-American, from a record number of over 18,000 applicants.

8 Jun 2017 9:52 AM IST

The risk is growing that Earth will be hit by an asteroid from a meteor stream known as the Taurids, Czech astronomers said. (Photo: AFP)

Czech scientists see growing risk of asteroid hitting Earth

The new branch comprises objects moving together around the Sun, and the Earth encounters it once every few years for a...

7 Jun 2017 8:17 AM IST

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

Cosmic rays may double cancer risks for Mars astronauts

Conventional risk models used by NASA and others assume DNA damage and mutation are the cause of radiation cancers.

6 Jun 2017 3:25 PM IST

ISRO PSLV-C37 is scheduled for launch at 9.30 am on Wednesday from Sriharikota.

Space capsule with 2 astronauts returns to Earth

Both were extracted from the capsule, which came to rest on its side, within 15 minutes and appeared to be in good...

3 Jun 2017 8:36 PM IST

Nasa has pinpointed C/2016 U1 NEOWISE as a comet, which is set to fly close to Earth this week.

Large asteroid to hurtle past Earth on April 19

An asteroid as big as the Rock of Gibraltar will streak past Earth on April 19 at a safe but uncomfortably close...

15 April 2017 7:48 AM IST

(Photo: Pixabay)

TV sets in the cosmos?

In science the tradition has been to advance physical theories and check their predictions against a suitable test.

14 April 2017 3:22 AM IST

(Representational image)

Tatooine' from Star Wars could actually be a habitable planet

An Earth-sized 'Tatooine' like planet could be quite hospitable if located at the right distance from its two stars.

13 April 2017 5:34 PM IST

Night-time view of India and surrounding area from space in 2016 (Photo: NASA)

NASA releases images of night-time view of India

The image was made possible by the satellite possible by the satellite day-night band' of the Visible Infrared Imaging...

13 April 2017 3:24 PM IST

This is because it would be extremely unlikely that life formed quickly on Earth but did not arise anywhere else. (Photo: Pixabay)

Alien life is common in universe: study

The existence of the rocks the scientists analysed is also rather remarkable.

19 Dec 2017 2:11 PM IST