Sea ice in the Arctic winter has fallen by 6 percent over each of the last two winters, much more than in previous years.

Changes in the brightness of the Sun had little affect on Earth's unusual warming since the 17th century.

It may seem hard to believe that a powerful bolt of lightning could spring from little pieces of ice rubbing together.

The father of genetics, a monk who spent eight years counting 300,000 peas, would not recognize some of the freaky things going on today.

Two men are donating kidneys to each other's wives in a four-way surgical swap.

Sibling caterpillars of some butterfly species in Venezuela form a dense, radiating circular patch on the leaves where they feed. Some claim to have observed these caterpillars swimming together as a group.