Explainer: What is an endangered species?
Threats such as climate change and habitat loss can put species at risk of going extinct. Different words describe that risk.
Threats such as climate change and habitat loss can put species at risk of going extinct. Different words describe that risk.
In the movies, mechas come equipped with all kinds of abilities. But real giant robots would first have to master simpler actions, like walking and jumping.
Urban garden specialist Kwesi Joseph is experimenting with rock dust and plants. He also helps New York City community and school gardens with gardening problems.
A new generation of bird-like robots is helping people better understand and protect the wild animals that inspired them.
Replacing grass with native plants uses less water and fewer chemicals while providing additional benefits to people and wildlife.