News
- Physics
Supersolidity loses its luster
Bizarre quantum state may not exist after all, new experiments suggest.
- Planetary Science
Scientists probe fresh Martian meteorite
Rock holds clues to Red Planet’s atmosphere and surface conditions.
- Health & Medicine
Tomato compound might prevent some strokes
Men with high blood concentrations of lycopene are less vulnerable, a study finds.
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- Animals
Early arthropod had a fancy brain
A 520-million-year-old fossil of a segmented animal shows that sophisticated central nervous systems are surprisingly ancient.
