Is time running out for the 'leap second'?

Baby dinosaur's tail — with feathers — found in 99 million-year-old amber

Like bees of the sea, plankton pollinate plants

7 interesting facts about Lucy the ancient ape

Matter is spontaneously appearing and then disappearing around this distant star

Nestle says it can cut sugar by 40 percent in sweets

Ants communicate, 'cast ballots' with a kiss

Scientists watch as a new species evolves before their eyes

Was Einstein wrong? His views about the speed of light may soon be challenged

Your intelligence may depend on your pupil size

Immaculate star might be the most perfectly spherical object in the universe

Scientists unmask the toxic villain behind London's 'killer fog'