Science News

In our solar system, the objects with rainfall, rivers and oceans can be counted on two fingers: Earth, and Saturn's moon Titan. Both also share a thick atmosphere, rocky ground and plate tectonics.

Some 1,500 people gathered in New York City's Times Square today to witness the destruction of 1 ton of confiscated ivory -- a move intended to demonstrate to the world that objects made from poached ivory have no value.

From exotic sea butterflies to deadly cone shells, Helen Scales's new book shows that molluscs are one of the most diverse and numerous creatures on the planet

A fifth tau neutrino, graphene makes the world's thinnest lightbulb, and how you can measure the Earth's axial tilt this solstice are among this week's physics highlights. --

It's getting tricky to work out what we mean by "alive" and worthy of conservation efforts. Two new books explore this strange frontier

For clocks, precision of one nine-billionth of a second just isn't good enough anymore.

U.S. officials destroyed more than 1 ton of illegal ivory in New York City on June 19, 2015.