For thousands of years, ancient Egyptians mummified their dead in the search for eternal life. Now, researchers have used chemistry and an unusual collection of jars to figure out how they did it. Their study, published Wednesday in the journal Nature, is based on a rare archaeological find: An embalming workshop with a trove of pottery around 2,500 years old. Many jars from the site were still inscribed with instructions like “to wash” or “to put on his head.” By matching the writing on the outside of the vessels with …

Australian authorities on Wednesday found a radioactive capsule smaller than a coin that was lost in the vast Outback after nearly a week-long search along a 1,400 kilometers (870 miles) stretch of highway, officials said.  The Caesium-137 capsule was discovered when a vehicle travelling at 70 kms per hour equipped with specialist detection equipment picked up the radiation, according to officials from the state of Western Australia.  The search team then used portable detection equipment to find the capsule, which was located about 2 meters from the side of the …