News
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LifeEven hard-to-kill tardigrades can’t always survive being shot out of a gun
A recent experiment put tardigrades’ indestructibility to the test by firing the critters at speeds up to 1,000 meters per second.
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Health & MedicineVaccinating people in developing countries costs far less than doing nothing
Shots for half the adults in those countries will cost $9.3 billion, the Rockefeller Foundation reports. Doing nothing could cost trillions.
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AstronomySome fast radio bursts come from the spiral arms of other galaxies
Tracking five brief, bright blasts of cosmic radio waves to their origins suggests their sources form quickly in regions with lots of star formation.