KEY INGREDIENTS Phosphorus and glycine, both essential to life, have been found at comet 67P, seen in this March 29 picture from the Rosetta spacecraft.
Rosetta/ESA, MPS, UPD, LAM, IAA, SSO, INTA, UPM, DASP, IDA
CAT CLUES Schrödinger’s mythical cat is alive and dead at the same time. Scientists have wrangled microwaves into similarly bizarre quantum states, and now they are taking the experiment a step further, splitting one catlike state into two boxes.
CLOUD MACHINE Researchers created climate-cooling, cloud-seeding aerosols inside a cloud chamber without the sulfuric acid spewed by fossil fuel burning.