This week is Diwali in India, celebrating the victory of Light over Darkness and marking the Hindu New Year. Every year at Diwali, we see this fake image circulating on social media. Sure enough, it is this year, too.

There is more to sex than male and female. For some species there are hundreds and even thousands of sexes and mating types.

A study released this past week reports that oceans absorbed 60 percent more heat than previously thought. The study estimates that for each of the past 25 years, oceans have absorbed an amount of heat energy that is 150 times the energy humans produce as electricity annually.

Strange things happen in the ocean as a result of weather and currents. These 5 events are just a few of them.

Trick or treat! Here are 3 animals that excel at playing tricks on others - and not just on Halloween!

For 20 years, researchers counting dead salmon tossed them on the side of a shallow creek. The result, it turns out, was healthier, faster-growing trees. You'll enjoy this video.

"You could say that it puts Archaeopteryx back on its perch as the first bird!"

Have the Kordylewski clouds been confirmed? They were first reported In 1961, 2 clusters of dust, orbiting at about the moon's distance. They're faint. Have scientists now detected them?

These 2 images of sharp-edged icebergs - weirdly perfect rectangles - were captured on the same day by a researcher flying over Antarctica.

About 3/4 of the United States is more likely to be warmer-than-average than colder-than-average this winter, according the NOAA report, and western drought is likely to persist or worsen.