All over the U.S. the lines for COVID testing often stretch around the block. You can wait an hour or two just to be tested, before learning that the results are not available when you need them. President Biden is going to send us all two home tests. But what are the science-guided recommendations? The New England Journal of Medicine provides a very reasonable answer, beginning with a simple picture.
Damaged by the environment, tomb robbers and time, a severed mummified head from the early Middle Kingdom was finally identified. All thanks to science!
Food fraud is outrageously common. In the UK, horse meat was sold as beef, and in China, rat meat was sold as lamb. Now, Malaysian researchers have detected buffalo meat in "beef" frankfurters.