29/03/2025

When glaciers roamed Mars

The surface of Mars is known for being an extremely cold, desiccated, and irradiated place. But as its many surface features attest, the red planet was once a warmer, wetter place with flowing water and glaciers. Today, most ...

Study reveals tool use in tropical fish species

Scientists have debunked the belief that using tools is unique to mammals and birds, after documenting tropical fish that smash shellfish against rocks to open and eat the meat, in a fascinating new study published in the ...

Scientists explain why Myanmar quake was so deadly

Experts say that the devastating earthquake in Myanmar on Friday was likely the strongest to hit the country in decades, with disaster modeling suggesting thousands could be dead.

Sneaky weasels caught on camera with surprising bait choice

When monitoring the health of mammal populations, scientists often use camera traps to observe the animals in their habitats. But weasels are so sneaky they're rarely caught on camera—leaving scientists with questions about ...

How a critical enzyme keeps potentially dangerous genes in check

You may have heard of the fantastic-sounding "dark side of the genome." This poorly studied fraction of DNA, known as heterochromatin, makes up around half of your genetic material, and scientists are now starting to unravel ...

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