Animals
Which way is up? Insects may lose track near artificial lights
Flying insects may use light to figure out where the sky is. But artificial lights can send them veering off course, high-speed video suggests.
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Flying insects may use light to figure out where the sky is. But artificial lights can send them veering off course, high-speed video suggests.
Each tail flap uses less than half as much energy than swimming solo, making it easier for fish to catch their breath after an underwater sprint.
Unified by a few key traits, these diverse organisms come in all shapes and sizes.
Giant kelp are at risk due to climate change and human activities. In New Zealand, a community effort is rebuilding these underwater algal forests.
Shading coral reefs during the sunniest part of the day may help corals survive marine heat waves.
No brain? No problem for Caribbean box jellyfish. Their simple nervous systems can still learn, a study suggests.
Some can aid the climate by removing pollutants. Others would just avoid dirtying the environment in the first place.
As they mature, these leaves lose their ability to detect threatening scents.
A new generation of bird-like robots is helping people better understand and protect the wild animals that inspired them.
Although many of the world's forests have gotten less fragmented since 2000, tropical forests have gotten more chopped up, putting animals at risk.