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 ...
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 ...
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 ...
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