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BBC science correspondent Pallab Ghosh explains what happens if an astronaut gets ill in space.
From meteor showers to supermoons, here are some of the sights that wowed stargazers this year.
The Met Office has issued yellow severe weather warnings for both wind and rain.
Baroness Kathy Willis talks about the importance of green and blue spaces in cities.
Studying samples from the ice sheet gives an environmental record of over a million years.
President Trump has suggested this week that wind power is the reason for rising energy bills in the UK. BBC Verify's Ben Chu takes a look at the data.
The astronomical event was captured on camera at North York Moors National Park on 13 August.
Storm Floris to bring 'unseasonably strong gusty' wind to UK
Researchers studying planet K2-18b's atmosphere have detected signs of molecules which on Earth are only produced by simple organisms.
The all-female crew are back on Earth after reaching space on Jeff Bezos' Blue Origin rocket.
The six women, including pop star Katy Perry, took off from Texas on Jeff Bezos' Blue Origin rocket.
The eclipse won't be total anywhere in the world, but parts of Canada will come close.
People in nearby Bangkok have reacted after a 7.7 magnitude earthquake hit central Myanmar. Strong tremors were felt in Thailand as well as parts of China.
On Monday, stargazers may have noticed an unusual sight in the sky above the UK.
The Griffith Observatory in Los Angeles is live streaming its view of the celestial treat.
Beavers captured from Scotland are released into the wild in England for the first time.
