What’s hot in science? Research news for the day of Sept. 22, 2021

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A vocal learning Darwin's small ground finch, one of 17 Darwin's finch species on the Galápagos Islands.

Wed, 22 Sep 2021
Baby birds tune in from egg

Research moves time window for sound learning to the prenatal stage

Ever wondered why birds seem born to peep, chirrup and sing? Surprisingly, international avian experts have shown this to be true after finding fluctuations in bird species’ heartbeat responses to their parents’ calls — even from inside the egg.

Using non-invasive

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Galaxy emitting exhaust

Wed, 22 Sep 2021
Galaxies discharge metal-tinged gases into the universe

Supernovas create interstellar emissions that seed future stars

Astronomers at the University of California, San Diego have learned more about what exhaust from galaxies is composed of and how galactic emissions are ‘recycled.’ The information will

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