Readers ask about Cuvier’s beaked whales, microbes in the atmosphere and more
Waiting to exhale Cuvier’s beaked whales may rely on large stores of oxygen, a slow...
Readers ask about life on Venus and high-energy cosmic rays
Venusian recollection Phosphine gas detected in the clouds of Venus could be a sign of...
Readers ask about buoyancy, Stonehenge sounds and more
Rock the boat Scientists made a toy boat float upside down on the bottom of...
Readers ask about positronium, wild bees and more
Dance of the doomed particles Scientists are puzzled by an unexpectedly large gap in the...