Cashew nut shells are a source of low-emissions biofuel, which is being tested in several ships, but it is unlikely there will be enough to make much of a dent in the industry’s emissions ...

Not content with shapes in two or three dimensions, mathematicians like to explore objects in any number of spatial ...

A robot named Musashi with a human-like "skeleton" and "musculature" can perform basic driving tasks – but this isn’t the ...

Tribalism can be toxic, yet we need more of it if we are to meet today’s global challenges, argues one anthropologist. His ...

Decades ago, fireflies were a common sight across South-East Asia. But now they are rapidly disappearing. For the people of ...

Google has created a new kind of quantum computer by marrying together two previous approaches to building these exotic devices. The new machine can simulate the behaviour of magnets in such detail ...

A US military program led by DARPA is modifying the stimulant drug dextroamphetamine so it can be switched on or off in the ...

The theory of relativity predicts that black holes should be able to form from light alone, but incorporating quantum effects ...

Two types of fusion reactor called tokamaks and stellarators both have drawbacks – but a new design combining parts from both ...

The UK’s journey to net zero has stalled – whoever wins the 4 July election will need to get it moving again, but many ...

Rock art is a truly global phenomenon, with discoveries of cave paintings and etchings on every continent that ancient humans ...

Are points of infinite curvature, where general relativity breaks down, always hidden inside black holes? An audacious ...