Gene Signature Discovered for Plaque-Eating Microglia in Alzheimer’s Disease

The Body’s Most Embarrassing Organ Is an Evolutionary Marvel

Dozens of NASA scientists will take part in an event this weekend introducing citizen science projects that help advance the space agency’s research. Participants hunt exoplanets, asteroids, comets, aurorae and even Planet Nine.

With ULA’s new rocket Vulcan behind schedule, Space Force agrees to let Atlas 5 fill in. Switching vehicles financially penalizes ULA. According to the company, the Atlas 5 is more expensive than Vulcan. Phase 2 provisions allow ULA to change vehicles but at no cost penalty to the government.