The origin of life is one big chemical Catch-22. It always has been. To get life started, you need a genetic molecule—something like RNA or DNA. That’s needed to store information about how to ...

Life’s story may stretch further back than scientists once thought. Some genes found in nearly every organism today were already duplicated before all life shared a common ancestor. By tracking these ...

Cut your sugar, get some exercise, stop smoking, eat your vegetables, take supplements, don’t stress, sleep well. Every day, we are bombarded with information about how to live longer, healthier, ...

A Dalai Lama once said that our prime purpose in this life is to help others – and he may have been right. Scientists have found that having a positive impact on other people seems to be a key element ...