A large U.S. study reports that marijuana use leaves measurable...

Some answers to Earth’s ancient mysteries hide in plain sight....

On social platforms, conversations about invasive species aren’t driven by...

In a 20-week mouse experiment, a new study found that...

A new field study of wild alpine flowers finds that...

We’ve long been taught that plants breathe in carbon dioxide...

Flowers on Colorado’s Pikes Peak are blooming about 17 days...

The Arctic Ocean is losing sea ice, and that is...

For years, headlines have warned that Earth is entering its...

Computers run on silicon and metal. Mushrooms grow in soil....

A tiny leafhopper from Asia has moved into an American...