Category news

Mpox outbreak is an international health emergency, WHO declares

Enlarge / A negative stain electron micrograph of a mpox virus virion in human vesicular fluid. (credit: Getty | BSIP) The World Health Organization on Wednesday declared an international health emergency over a large and rapidly expanding outbreak of mpox…

NASA shuts down asteroid-hunting telescope, but a better one is on the way

Enlarge / Artist’s illustration of NASA’s Wide-field Infrared Survey Explorer spacecraft. (credit: NASA/JPL-Caltech) Last week, NASA decommissioned a nearly 15-year-old spacecraft that discovered 400 near-Earth asteroids and comets, closing an important chapter in the agency’s planetary defense program. From its…