Matter & Energy

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comet 67P

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.

Illustration of a cat with skeleton shadow

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 chamber

CLOUD MACHINE  Researchers created climate-cooling, cloud-seeding aerosols inside a cloud chamber without the sulfuric acid spewed by fossil fuel burning.

Matter & Energy

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