Even predators can't stay awake all the time. But sharks, those sleek hunters of the deep, don't exactly advertise when they're taking a power nap.
  • ScienceAlert
  • Jun 19, 2021

How Do Constantly Swimming Sharks Ever Rest? Scientists Just Figured It Out - ScienceAlert

Even predators can't stay awake all the time. But sharks, those sleek hunters of the deep, don't exactly advertise when they're taking a power nap. A strange behavior has given them up, though. Mari… [+3821 chars]

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A major challenge to harvesting fusion energy on Earth - Phys.org
  • Phys.Org
  • Aug 06, 2021

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