How asteroid impacts shaped Earth’s ancient geology - SpaceTime with Stuart Gary Series 21 Episode 74

Sep 20, 2018, 11:52 AM

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SpaceTime 20180919 Series 21 Episode 74

*How asteroid impacts shaped Earth’s ancient geology

A new study has found that some of the oldest rocks on the planet are the result of asteroids slamming into the primordial Earth causing its crust to melt.

*Astronomers witness birth of a new star from a stellar explosion

Astronomers have been granted a unique insight into the dramatic death of a star.

*Did Earth’s water come from dust

A new study has suggested that water trapped in the dust grains from which the Earth formed could explain how the planet got its water.

*Last ever Delta II launch

After a career spanning some 30 years, the last ever Delta II rocket has blasted into orbit carrying a new billion dollar NASA satellite to study climate change.

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*China launches more navigation satellites

China has launched two more Beidou navigation satellites as part of its growing global network.

*The Science Report

Tropical Cyclones and hurricanes getting stronger due to climate change.

People with attention deficit hyperactivity disorder may not be getting the medication they need.

Koalas continue their dramatic decline due to habitat loss, increased predators, and the road kill.

Iran confirms completed work on another facility to build more uranium enrichment centrifuges.

Alex on tech - new iPhones released

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