News

  1. Animals

    Squirrels use parkour tricks when leaping from branch to branch

    Squirrels navigate through trees by making rapid calculations to balance trade-offs between branch flexibility and the distance between tree limbs.

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  2. Space

    A lunar magnetic field may have lasted for only a short time

    New analyses of Apollo-era lunar rocks suggest that any magnetosphere that the moon ever had endured for no more than 500 million years.

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  3. Physics

    A bounty of potential gravitational wave events hints at exciting possibilities

    Of about 1,200 possible events, most are probably false alarms, but some could be ripples in spacetime that are especially hard to spot.