Using a microwave and catalyst-coated beads, scientists have devised a new way to convert waste cooking oil into biodiesel that could make it more affordable
Thousands are bitten by rattlers and other venomous snakes each year, and a new treatment may serve as a “bridge” to buy time until medical care is available
An idea first proposed 138 years ago that limbs evolved from gills, which has been widely discredited due to lack of supporting fossil evidence, may prove correct after all