Hear from Ahilan Arulanantham, co-director of UCLA School of Law’s Center for Immigration Law and Policy, on when you need to identify yourself.

NASA's plans for Mars sample return are effectively cancelled as part of a bill approved by the U.S. Congress, ending efforts ...

The new directive asks workers to check the backgrounds of foreign nationals collaborating with the department’s scientists ...

Erich von Däniken, who has died aged 90, was among the first writers to suggest that human civilisation, and even human ...

FOR three years, he was Britain’s very own Man in Black – and while the rest of us were watching The X-Files, Nick Pope was ...

Erich von Däniken, the Swiss author whose books on the extraterrestrial origins of ancient civilizations brought him both fame and scorn, has died at age 90. Von Däniken’s representatives announced ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

The afternoon of 7 August 1996 isn’t a time that sticks in many people’s minds. But if things had worked out differently, it might have been etched into our collective memory. At 1.15pm, US President ...

Sara Fregonese received funding from the Economic and Social Research Council (grant number ES/V01353X/1) which supported the research reported here Paul Simpson received funding from the Economic and ...

In a major win for former FBI Director James Comey in the Justice Department’s continued attempts to prosecute him, a judge is depriving federal investigators from accessing central evidence in the ...

Interstellar comet 3I/ATLAS has become famous than most celebrities as it makes its way through our solar system. Although astronomers have been studying this rare visitor since its discovery in July, ...

“Most of the sky has not been formally searched for extraterrestrial intelligence,” said Adam Frank, Helen F. and Fred H. Gowen Professor in the Department of Physics and Astronomy at the University ...