Anna’s hummingbirds can use a couple of different techniques to get through gaps smaller than their wingspan.
Microbes vastly outnumber multicellular life on Earth. A close-up look at protists highlights how much we don't know about the microscopic world.
Giant kelp are at risk due to climate change and human activities. In New Zealand, a community effort is rebuilding these underwater algal forests.
Earth’s ongoing fever threatens to push entire forests toward this heat limit — and possible death.
This word describes both a stage of sexual reproduction and the agricultural practice of adding nutrients to soil.
As they mature, these leaves lose their ability to detect threatening scents.
Insects, amphibians and some fish undergo metamorphosis. But they’re not the only ones.
Red flour beetles can survive in very dry environments. New research shows how the beetles can suck water from the air using their rear ends.
Frogs are a fascinating bunch of amphibians. Unfortunately, they’re also dying off in huge numbers.
