For years, scientists have debated whether a giant thick ice shelf once covered the entire Arctic Ocean during the coldest ...

From 9-foot tall ostriches to albatrosses with gargantuan wingspans, here are some of the biggest birds in the world.

Earth" that is located about 154 light-years away and is nearly twice as big and four times as massive as our planet.

There aren't many studies done on fasting and its benefits or risks. Generally, water fasting is a type of fasting in which you only drink water for a period of time—usually 24 to 72 hours—and ...