Be thankful for turkeys this Thanksgiving! An antibiotic to target staph infections and strep comes from good bacteria made inside turkeys, say researchers.
The amount needed to manage protected areas such as national parks represents a fraction of what the world spends annually on defense, says a study author.
Pico do Fogo is a shield volcano in the Cape Verde islands, off Africa's west coast. After a 20-year quiet, it began erupting Sunday, causing hundreds to evacuate.
You might think a hummingbird simply beats its wings so fast and hard it pushes down enough air to keep its small body afloat. Turns out it's much trickier than that.