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A study in pigs has shown that the active ingredient in Ozempic and Wegovy directly boosts heart health, in addition to the benefits of losing weight

An AI model that understands the interplay between human body language, speech and emotion enables digital avatars to move more realistically when speaking

By the end of the century, most of the US outside the high mountains may never see deep snow cover the ground, with consequences for water storage as well as for the life on and beneath the snow

There is growing interest in exploring ways to counteract global warming by intervening in the atmosphere and the oceans, but planned trials are highly controversial

Several prototype aircraft that are intended to bring back commercial supersonic travel have been making big strides in recent years – but it is unknown how well the return of Concorde-like flights will go down with customers

As part of a project to make mathematics machine-readable, mathematicians have discovered an error in an important proof. Thankfully there was a fix, but the incident highlights the potential for other errors to be lurking in the mathematics literature

The coding that forms the basis of Google’s recent breakthrough in error-correcting quantum computers is facing fierce competition

After years of rising obesity rates in the US, the numbers dipped slightly during 2023, though experts disagree about the exact cause

The teeth of dolphins and other toothed whales are connected to a uniquely thick bundle of nerve fibres, which might play a role in sound detection

Some quantum fields that extend throughout all of space-time could be a rich resource of quantum entanglement that can be extracted forever

A scorpion discovered in South America can spray venom out of its stinger and hit targets up to 35 centimetres away

Two separate theoretical studies published this year argued that time itself is bound up in the odd quantum property of entanglement, but deep mysteries remain

Electric vertical take-off and landing (eVTOL) aircraft are on track to start commercial passenger carrying services in 2025, but can they stand out from conventional helicopters?

A US facility will pull up to 500,000 tonnes of carbon dioxide from the air per year after it opens in 2025 and sell carbon offset credits to large companies

A map of 31 million galaxies created by the Dark Energy Spectroscopic Instrument will be released next year, and could shed light on the origins of this mysterious force

A robotic boom could see thousands of humanoid units entering workplaces and more in 2025, but whether they will have staying power remains to be seen

From auroras to partial eclipses of the sun, Leah Crane is planning out the astronomical events she will be watching next year

In the new photographic collection Our Frozen Planet, Michael Hambrey and Jürg Alean set out to celebrate the world's ice in all its forms

Understanding why we think the way we do is a hot topic for many of 2025’s books – that and finding new ways to re-evaluate old “truths”, says Simon Ing

Around the middle of 2025, the Vera C. Rubin Observatory will begin its mission to help us better understand the cosmos. There's a lot to look forward to, says Chanda Prescod-Weinstein