Sunlight is critical to life on Earth, but excessive exposure to sunlight can cause serious harm. Infrared rays can cause burns, and ultraviolet (UV) radiation damages the DNA of cells. So, as you ...

In this 2014 photo provided by Joshua Daskin, a hippopotamus charges into the waters of Lake Urema, in Gorongosa National Park, Mozambique. Although some animals are killed in the crossfire or by ...

WASHINGTON (AP) - War is hell for wildlife, too. A new study finds that wartime is the biggest threat to Africa's elephants, rhinos, hippos and other large animals. The researchers analyzed how ...

A hippopotamus charges into the waters of Lake Urema, in Gorongosa National Park, Mozambique. Gorongosa’s hippos and other wildlife were devastated by civil war in the 1980s and '90s but have ...

War is hell for wildlife, too. A new study finds that wartime is the biggest threat to Africa's elephants, rhinos, hippos and other large animals. The researchers analyzed how decades of conflict in ...

WASHINGTON (AP) - War is hell for wildlife, too. A new study finds that wartime is the biggest threat to Africa’s elephants, rhinos, hippos and other large animals. The researchers analyzed how ...

WASHINGTON (AP) — War is hell for wildlife, too. A new study finds that wartime is the biggest threat to Africa’s elephants, rhinos, hippos and other large animals. The researchers analyzed how ...

WASHINGTON — War is hell for wildlife, too. A new study finds that wartime is the biggest threat to Africa's elephants, rhinos, hippos and other large animals. The researchers analyzed how decades of ...

WASHINGTON (AP) — War is hell for wildlife, too. A new study finds that wartime is the biggest threat to Africa's elephants, rhinos, hippos and other large animals. The researchers analyzed how ...