Scientific method

Pesticides — those poisons designed to kill bugs, weeds, and other forms of life that many people find undesirable — are increasingly being tested directly on human beings. Until recently, most of the testing was on laboratory animals. This upsurge in experiments on humans has prompted a review panel at the U S Environmental Protection […]

We may know a lot about what happens to the body when we die, but what about the mind? Researchers are trying to find out, carrying out the world’s largest scientific study in near-death experiences.