Fruit. Growing a papaya tree is a simple matter. If you plant papaya seeds now from store-bought fruit, you will probably see ...

Replanting forests can help cool the planet even more than some scientists once believed, especially in the tropics. But even if every tree lost since the mid-19th century is replanted, the total ...

Biologists know that animals that mature slowly tend to live longer, but they aren't sure why. A recent study of fruit flies ...