Donald Trump has signed an executive order aimed at curbing protections for social media giants.

Donald Trump is to sign an executive order on social media companies, White House officials have said.

An historic US space flight that would have been visible from the UK was aborted shortly before launch due to bad weather.

Donald Trump has threatened to "strongly regulate" or close down social media companies after Twitter linked to fact-checking pages on two of his tweets.…

America's leading infectious diseases expert has said is it now "quite evident" that an anti-malarial drug touted by Donald Trump has no impact on…

For the first time since the space shuttle was retired in 2011, NASA is set to again launch its own astronauts into space from US soil.

Chimpanzees smack their lips in a rhythm similar to human speech - which could solve the mystery of how speech evolved, a new study has found.

A British baby has become the first in the world to be given a cannabis-derived medicine to prevent seizures in infants with a condition that can lead…

Russia has reportedly started construction of a prototype of its first stealth bomber - which should be ready next year.

Some NHS patients with severe coronavirus symptoms will be treated with an Ebola drug after trials proved it led to a quicker recovery.

Robert Behnken and Douglas Hurley are the astronauts who will be aboard the SpaceX Crew Dragon capsule when it launches on Wednesday.

Cancer experts are warning the NHS is "rationing" an innovative cancer treatment which could help deal with an expected surge in cases and "save lives".

Scientists have proposed introducing a new "orbit tax" to tackle the growing problem of debris or "space junk" encircling the Earth.

A faulty gene linked to dementia doubles the risk of developing severe COVID-19, according to new research.

Around 90 attacks targeting the UK's telecommunications infrastructure have been reported during the coronavirus lockdown.

There is only a 50% chance of the Oxford coronavirus vaccine working because cases in the UK are declining so fast, one of the scientists behind it…

Ministers have recruited 25,000 contact tracers ahead of the launch of the government's flagship test and trace programme which aims to stop the spread…

A person could be re-infected with coronavirus in six months, new research suggests, in a blow to the push for "immunity passports" as evidence of…

Mass screening of public service workers for COVID-19 could be weeks away, according to an Oxford biotech company which is preparing to release a portable…

NASA has delayed giving the green light to SpaceX's historic mission to fly astronauts to the International Space Station (ISS), with less than a week…

The UK's coronavirus R number - speed of infection - has remained the same for the second week.

Scientists want to recruit more than 10,000 people across the UK - including children and older adults - to take part in the next two phases of clinical…

Researchers claim they have set a new record for the fastest ever internet speed, capable of downloading 1,000 HD movies in under a second.

Facebook says it is going to permanently embrace remote working once the coronavirus pandemic ends - but this could come at a cost for employees.

Earth's magnetic field, which is vital to protecting life on our planet from solar radiation, is mysteriously weakening.