Astronomy

Taking vitamin D2 supplements seems to reduce levels of vitamin D3 in our body

Taking vitamin D2 supplements seems to reduce levels of vitamin D3 in our body

The dark, inner shadow of planet Earth

The first peer-reviewed study of the DeepSeek AI model shows how a Chinese start-up firm made the market-shaking LLM for $300,000

With federal vaccine guidance under fire, states are forging their own immunization paths

Chimpanzees are consuming significant levels of alcohol from their diet of ripe fruit and the finding may help explain the origins of humans’ taste for alcohol

Chimpanzees are consuming significant levels of alcohol from their diet of ripe fruit and the finding may help explain the origins of humans’ taste for alcohol

Different parts of Mars have different advantages and disadvantages when it comes to their available resources, just like Earth. The polar caps are likely the most valuable in terms of their water content, which will be critical to any early stage crewed mission to the Red Planet. But to really unlock the fully potential of Mars, geologists think we’ll need to look to the volcanoes, where there is likely to be easily accessible valuable materials like nickel, titanium, and chromium, that were placed there when the volcanoes were active. Reaching those deposits on the side of some of the largest mountains in the solar system safely is a challenge, and one that is tackled in a new paper by Divij Gupta and Arkajit Aich, where they look at the necessary requirements to set up an effective mining operation on the slopes of Olympus and Elysium Mons.

Wild chimps ingest the equivalent of multiple alcoholic beverages a day

The photos tell an unusual rescue story – the release of the critically endangered Javan slow lorises into Ujung Kulon National Park on Java Island, Indonesia, last month.

The photos tell an unusual rescue story – the release of the critically endangered Javan slow lorises into Ujung Kulon National Park on Java Island, Indonesia, last month.

Taking care of your body’s nutritional needs after training doesn't have to be a headache. Grace Wade sums up three key pillars she uses to refuel with confidence

Taking care of your body’s nutritional needs after training doesn't have to be a headache. Grace Wade sums up three key pillars she uses to refuel with confidence

Ian McEwan’s excellent What We Can Know is set in a UK largely swallowed up by rising seas. Emily H. Wilson explores the story of a scholar hunting a great lost poem – which may have something to with climate change

Ian McEwan’s excellent What We Can Know is set in a UK largely swallowed up by rising seas. Emily H. Wilson explores the story of a scholar hunting a great lost poem – which may have something to with climate change

We are still waiting for the retro-futuristic tech and social revolutions envisioned in science fiction’s old gold, writes Annalee Newitz – not to mention advances in reproduction

We are still waiting for the retro-futuristic tech and social revolutions envisioned in science fiction’s old gold, writes Annalee Newitz – not to mention advances in reproduction

Feedback was amazed to hear that dog ownership could cause a hurricane across the other side of the world. Or are we barking up the wrong tree?

Making all shampoo or detergent bottles look the same isn't anti-capitalist, and it's the only way to make a truly circular economy for plastics, says Saabira Chaudhuri

Feedback was amazed to hear that dog ownership could cause a hurricane across the other side of the world. Or are we barking up the wrong tree?