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Strange worlds unlike Earth may be our best bet to find alien life

26 August 2020

From rogue worlds that roam the cosmos alone to Tatooines that orbit two suns, astronomers are expanding our definition of habitable exoplanets

#29: Loneliness during lockdown; medical artificial intelligence beats doctors; who gets the coronavirus vaccine first

13 August 2020

By now we’re all feeling the effects of video call fatigue. Even though we’ve found new ways to connect with each other virtually during lockdown, remote conversation can’t replace the benefits of real, face-to-face social interactions.In the pod this...

#29: Loneliness during lockdown; medical artificial intelligence beats doctors; who gets the coronavirus vaccine first

13 August 2020

By now we’re all feeling the effects of video call fatigue. Even though we’ve found new ways to connect with each other virtually during lockdown, remote conversation can’t replace the benefits of real, face-to-face social interactions.In the pod this...

Dwarf planet Ceres may be home to an underground ocean

10 August 2020

New analysis of data from the Dawn spacecraft suggests there may be a liquid water ocean beneath the Occator crater on Ceres, the largest asteroid in the solar system

Earth-sized exoplanets around small stars may have intense hurricanes

14 July 2020

Hurricanes may be common on exoplanets that orbit small, red stars over the course of about 10 days, and they are most likely to form on planets that are tidally locked, and so have one side with perpetual daytime

How many planets have been discovered?

13 July 2020

So far we've found thousands of exoplanets, and this number is rising fast.

Puzzle #67: What relationship do the digits in this prime number have?

8 July 2020

Can you solve this week’s puzzle My Prime? Plus the answer to puzzle #66 set by Will Taylor

Pluto's tiny moons may have been chipped off its biggest moon

30 June 2020

Pluto has one very large moon, Charon, and four tiny ones, leaving astronomers confused as to how they formed. The answer may be that the quartet used to be part of Charon, not Pluto

Three exoplanets are close enough for us to see their atmospheres

25 June 2020

A star just 11 light years away is calm enough that we may be able to study the atmospheres of three planets that seem to orbit it – one of which could be in the star's habitable zone

Vast worlds called brown dwarfs have extraordinarily powerful winds

9 April 2020

Brown dwarfs, which are halfway between huge planets and small stars, have extremely powerful winds whipping around them at speeds of about 650 metres per second