Females have figured out how to get rid of unwanted sperm, allowing them to reap the benefits of multiple mates
Those who misuse aquatic antibiotics are playing a dangerous game with their health, doctors and veterinarians say
Yet another mystery about these arachnids: Why are they so intent on mass-murdering ants?
The jury's still out—but if you can get over the size contest, far more fascinating patterns about these giants emerge
These tiny, buzzing lab assistants provide scientists with a treasure trove of conservation data
Improbably, new genetic analysis shows that trapdoor spiders may have ridden ocean currents from Africa to Australia
How posing as a grizzly helps one biologist grasp the threats facing this ancient beast
Extraterrestrial life might make its own light to protect itself from harmful radiation
Recent articles claiming birth control causes “transgender" fish show how science communication can mislead—even when it relies on facts
100,000 years ago, giant sloths, wombats and cave hyenas roamed the world. What drove them all extinct?
This deadly nematode and its sidekicks reveal the power of bacterial symbiosis
Large animals dying en masse are crucial to the the Serengeti—and they aren’t the only ones
To up the romance factor, some animals pair amorous advances with tasty gifts
Surveying 2.4 million trees showed that predators may help keep the trees at sustainable levels
But now evolution’s ultimate survivors may be in danger
The oceans boast a vibrant soundscape, but we may be slowly silencing their symphonies
These living torpedoes pull themselves through the water using their front flippers, unlike other ocean creatures
Waves of globalization brought these warriors to new shores, where certain species spread like wildfire
A finely preserved fossil sheds new light on the curious tail of armored dinos
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