Poaching of old forest elephant matriarchs threatens rainforests

Scientists working for the Wildlife Conservation Society, the University of Stirling, and the Amboseli Trust for Elephants say that the high levels of poaching...

High retention rate for IUDS inserted after vaginal delivery

Though some studies have suggested intrauterine devices (IUDs) have a tendency to be expelled when inserted immediately following vaginal childbirth, a new study shows...

Geo-engineering might be possible – but so far it doesn’t look practical

Geo-engineering – the untested technofix that would permit the continued use of fossil fuels – could create more problems than it could solve. By masking...

Dinosaurs’ deaths may be guide to today

Evidence from the dinosaurs’ deaths 65 million years ago might just provide a lesson to learn about the lasting damage now being done by...

Program participation results in long-term weight loss

Researchers from the University of Colorado Anschutz Medical Campus have found that losing even a modest amount of weight can reap significant rewards, including...

Sun-fuelled flight is now at least theoretically possible … Solar-powered jets could some day...

Swiss scientists are closer to making solar-powered jets a reality. They now know how to make jet fuel out of air, sunlight and water. With a...