Science, Earth | featured news

The first decade of the 21st century was the warmest ever on Earth according to data released by scientists at NASA.

Russia's space chief said Wednesday his agency will consider sending a spacecraft to a large asteroid to knock it off its path and prevent a possible collision with Earth.

Astronomers announced this week they found a water-rich and relatively nearby planet that's similar in size to Earth.

Scientists say mineral deposits created by lightning strikes are full of rare forms of phosphorus that may have been crucial in getting life started billions of years ago.