The first teeth were sensory organs on the skin of ancient fish
Teeth are good for chewing and biting, but they are also sensitive – and that may have been their original…
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Most quakes on Mars happen during the summer – and we don’t know why
NASA’s InSight lander recorded surprisingly large quakes that indicate Mars is more seismically active than we first thought. Mysteriously, they…
Typos and slang spur AI to discourage seeking medical care
AI models change their medical recommendations when people ask them questions that include colourful language, typos, odd formatting and even…
Living at high altitude may help ward off obesity
Children seem to be less likely to be obese if they live at high altitude, which may be due to…