As social media transforms how people seek medical advice, figures such as Barbara O'Neill offer something conventional medicine rarely can: absolute certainty

Warmer nights are messing with our bodies' ability to shed the heat we accumulate during the day. This is having all sorts of effects, none of them good

From Apple's chips to Nvidia's data centres, Israeli tech has embedded itself in the global tech ecosystem. This comes with grave national security implications.

Startups claim they can screen embryos for everything from genetic diseases to IQ. Not everyone is convinced

Pharma's newest obsession involves mimicking the system that keeps people awake

As states race to embed algorithms in systems of reconnaissance, targeting, air defence, and military decision-making, a new layer of risk is taking shape

As artificial intelligence reshapes global power, the US and Gulf states are forging a new strategic partnership built on chips, data centres, and digital infrastructure

Military satellites of eight NATO states will be pooled, connected, and networked by the countries that own them to create a constellation, spreading both cost and reach. Others have had the same idea

With several matches being played in extreme heat, teams and players are having to prioritise safety, as science sheds new light on how sport played in oppressive weather pushes the limit of biology

From Los Alamos to Chernobyl, the 20th century offered several examples of high-dose radiation poisoning, and the effects are well-known, but what is happening on a cellular level?