Of the 24 Nasa astronauts who travelled to the Moon in the Apollo missions of the 1960s and 1970s, just five remain.

The reactor would provide power for humans on the Moon but there are questions about feasibility.

Switzerland spends almost $500m a year on protective structures. Is it worth it - or, as some suggest, should people move away from the mountain villages at risk?

The US president considers it a win - but if this all triggers a foundational realignment, the results may not break in his favour

As the UK and France agree to find "new solutions" to the small boat crossings, BBC Verify looks at why asylum seekers want to come to the UK.

The spacecraft, which launched in 1972 on a mission to Venus, circled Earth for over five decades.

Could discoveries of alien life ever change the human psyche in how we view ourselves and each other?

Dolphins circled their capsule after it landed off the coast of Florida.

Differences in seawater colour could reveal how tiny Antarctic creatures are faring in a warming world.

Bennu contains minerals and thousands of organic molecules, including the chemical components that make up DNA.