In the April 1 SN: Digital tech on the brain, cancer’s sweet spell, elephant sleep stats, ancient stardust spotted, a hydrothermal cradle of life, nutrition in a changing climate, nesting-doll parasitism, a neutrino trio and more.
FEELIN’ FINE The coarse skull bones of the newly identified Daspletosaurus horneri (top left) hint that the tyrannosaur had sensory organs in its skin, seen as black dots on the snout scales in this illustration.
BIZARRE BUZZ High-speed video and computer modeling detail forces involved in mosquitoes’ wing rotation that help the insects generate enough lift (lines indicate air flow) to support their body weight in the air.
R.J. Bomphrey, Toshiyuki Nakata, Nathan Phillips, Simon M. Walker
LIKES FLASHY GUYS Brain size in a female guppy (left) turns out to affect her taste in males. Bigger brains go with a preference for a colorful guy (right) instead of some dim dud.