Astronomy

After the New START treaty expires in February, there will be no cap on the number of US and Russian nuclear weapons - but some are sceptical about whether the deal actually made the world safer

The BepiColombo mission has been on its way to Mercury since 2018 and will finally start orbiting the planet and taking X-ray images in the second half of 2026

The BepiColombo mission has been on its way to Mercury since 2018 and will finally start orbiting the planet and taking X-ray images in the second half of 2026

Flocean, a Norwegian company, is set to open the world’s first commercial-scale subsea desalination plant, an approach that could cut the cost and energy used to make seawater drinkable

Flocean, a Norwegian company, is set to open the world’s first commercial-scale subsea desalination plant, an approach that could cut the cost and energy used to make seawater drinkable

The price of weight-loss drugs like Wegovy put them out of reach for most people with obesity, but new arrivals and expiring patents should change that this year

The price of weight-loss drugs like Wegovy put them out of reach for most people with obesity, but new arrivals and expiring patents should change that this year

The Japan Aerospace Exploration Agency will be launching the Martian Moons eXploration mission next year, which should finally tell us how Mars acquired the moons Phobos and Deimos

The Japan Aerospace Exploration Agency will be launching the Martian Moons eXploration mission next year, which should finally tell us how Mars acquired the moons Phobos and Deimos

Eleven companies are working towards an ambitious goal as part of the US Department of Energy's plan to fast-track the development of advanced nuclear reactor technologies

Eleven companies are working towards an ambitious goal as part of the US Department of Energy's plan to fast-track the development of advanced nuclear reactor technologies

GLP-1 agonists have already had an outsized influence on society, and with pill versions and more advanced formulations on the horizon, that looks set to continue

GLP-1 agonists have already had an outsized influence on society, and with pill versions and more advanced formulations on the horizon, that looks set to continue

Stunning and shocking images from upcoming exhibition Water Pantanal Fire show how this tropical wetland has been hit by wildfires

The science behind why stroking your seedlings actually works. If you’re worried about your seedlings getting long and leggy, try a bit of home thigmomorphogenesis, advises James Wong

Stunning and shocking images from upcoming exhibition Water Pantanal Fire show how this tropical wetland has been hit by wildfires

The science behind why stroking your seedlings actually works. If you’re worried about your seedlings getting long and leggy, try a bit of home thigmomorphogenesis, advises James Wong

Navigating the night sky can have a positive effect on our well-being. This will be the year I learn the constellations, resolves Michael Brooks

Navigating the night sky can have a positive effect on our well-being. This will be the year I learn the constellations, resolves Michael Brooks

On the horizon for this year are Ann Leckie's latest, Neil Jordan's debut and more from Adrian Tchaikovsky. Exciting times, says our sci-fi columnist Emily H. Wilson