When the first x-ray free-electron laser (XFEL) opened in 2009 at SLAC National Accelerator Laboratory in California, it provided a new way to look at the atomic-scale world, revealing details about biochemical processes such as photosynthesis and exotic materials such as superconductors. But since then, only four other such billion-dollar facilities have been built worldwide, and getting...
PUBLIC HEALTH Next-gen bed nets get go-ahead A new type of malaria-fighting bed net received a major endorsement from the World Health Organization (WHO) last week. The net combines two chemicals to more effectively kill the mosquitoes that transmit the parasite behind malaria, a disease that killed an estimated 619,000 people...
More than 100 U.S. biomedical scientists whose collaborations with China were once encouraged have lost their jobs