Dying satellites create aluminium oxide particles in the mesosphere, 50–85km (30–50 miles) above Earth’s surface. But the ...

Dr Michelle Griffin, director of MFG Health Consulting, is a women's health expert and strategy advisor in women's health tech. She helps develop, grow and diversify their women's health offering. She ...

Thomas is Digital editor at BBC Science Focus. Writing about everything from cosmology to anthropology, he specialises in the latest psychology, health and neuroscience discoveries. Thomas has a ...

Tom is trends editor at BBC Science Focus. He obtained an MPhil degree in advanced chemical engineering from the University of Cambridge, where he conducted research into amyloid protein folding using ...

News under the microscope. Visit the BBC's Reality Check website at bit.ly/realitycheck for more, or follow them on Twitter @BBCRealityCheck. ‘Woolly mammoth mice’ are now real (and posing a major ...

The heart is the engine that powers the body. It is the centre of the circulatory system, pumping oxygenated blood around the body in arteries and returning it in veins. The lub-dub of a heartbeat is ...

Mother Earth, Gaia, the third rock from the Sun - whatever you call it, this 4.5 billion-year-old planet is the one that we and all known living creatures call home.

From the creators of BBC Science Focus, Instant Genius is a bite-sized masterclass in podcast form. With each episode, a different world-leading expert will help you understand the latest ideas and ...

Can computers think? Since the 1950s we have been trying to make computers that mimic the brain's complex neural networks. There has been success with specific challenges, such as when Deep Blue beat ...

Colin Stuart is an astronomy author and speaker.

Matthew Stanley is a professor of the history of science at New York's Gallatin School o f Individualized Study. He has published two academic books and has written for Physics Today, Physics World ...

Bill is a volcanologist, climate scientist, writer and broadcaster. His latest book is Sky Seed (£8.99, Book Guild Publishing).