Uncategorized

  1. Tech

    Heart-hugging robot does the twist (and squeeze)

    A robotic sleeve that slips around the heart mimics the heart’s natural movement, squeezing and twisting to pump blood in pigs. If it works in humans, it could buy time for heart failure patients awaiting a transplant.

    By Meghan Rosen
  2. Planetary Science

    Weird wave found in Venus’ wind-whipped atmosphere

    A 10,000-kilometer-long gravity wave arched across the upper atmosphere of Venus. The feature may have been the largest of its kind in the solar system.

    By Ashley Yeager
  3. Earth

    Coastal waters were an oxygen oasis 2.3 billion years ago

    Coastal waters contained enough oxygen to support complex life-forms including some animals hundreds of millions of years before fossils of such life first appear.