305-Million-Year-Old Fossil is Oldest Known Tree-Climbing Reptile
Solar-powered chemistry uses carbon dioxide and water to make feedstock for fuels, chemicals
Analysis of fossil whale skulls provides evidence that during the late Miocene, multiple shark species that include the megalodon, great white shark, and mako shark used to feed on the foreheads and noses of sperm whales (Physeteroidea) for the fatty organ's stores of nutritious blubber and oil.