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Fetal cells retrieved from fluid in the uterus can now be turned into balls of cells called organoids, which could help diagnose and treat fetuses with a serious lung condition

What did NASA's OSIRIS-REx mission to sample Bennu discover? Mission leader Dante Lauretta says the asteroid could hold clues about how life began

Existing quantum computers can solve some problems faster than any ordinary computer, but none of those problems has any practical use. Google and XPRIZE hope to change that

Gaze-tracking devices normally rely on cameras, but a new system uses reflected sound to track where someone is looking based on the shape of their eyeballs

What better way is there to celebrate pi day than with a slice of mathematics? Here are 7 mathematical facts to enjoy

Artificial intelligence has been used to replicate fragrances more quickly than conventional methods, even taking into account how a scent fades over time

Many people experience ongoing pain even after a urinary tract infection has supposedly passed. Now, research suggests this may be due to an overgrowth of nerve cells in their bladders

Cosmic dust grains may be small, but they are mighty – it turns out dust is crucial to just about every process that occurs in space

A fear of predators may have helped many animals recognise when they weren't there. Now, it seems humans built on this understanding of absence to utilise the concept of "zero"

As part of a lawsuit against OpenAI, billionaire Elon Musk has asked a court to determine whether GPT-4 is an artificial general intelligence, capable of human-level tasks

Since Brexit, the UK no longer has access to ITER, the world's largest nuclear fusion experiment, through the European Union. After an invitation to rejoin this week, the UK government has confirmed it prefers to go it alone

With a new Adrian Tchaikovsky, Mars-set romance from Natasha Pulley and a high-concept thriller from Stuart Turton due to hit shelves, there is plenty of great new science fiction to be reading in March

When the faecal matter produced by plankton sinks, it carries carbon from shallow waters to long-term storage deep in the ocean – now, researchers want to make the stuff sink faster

23andMe's DNA test was once named "invention of the year", but now the company is in dire financial straits. Is this a sign that genetically based medicine's promise has been exaggerated?

Between 1990 and 2022, obesity rates more than doubled among adults and quadrupled among children and adolescents worldwide

A climate model has forecast where the most extreme heat will occur during the current El Niño phase, including the Caribbean and the South China Sea

For the first time in nearly a century, a new genus of plant has been discovered in Japan, but it looks more like a squid or an alien than a plant

In a small study, people with type 2 diabetes maintained their weight loss on the low-carbohydrate ketogenic diet for a year after they stopped using Ozempic or similar medications

The UK's JET nuclear fusion reactor has been shut down after 40 years, and now researchers hope to repurpose many of its components in a world-first attempt at recycling a tokamak reactor

A fermentation experiment on the International Space Station produced miso paste with a flavour distinct from two samples that were fermented on Earth