Using Webb s NIRSpec (Near-Infrared Spectrograph) instrument, astronomers confirmed gas specifically water vapour around Comet 238P/Read, indicating that water ice from the primordial solar system can be preserved in that region.
Using Webb s NIRSpec (Near-Infrared Spectrograph) instrument, astronomers confirmed gas specifically water vapour around Comet 238P/Read, indicating that water ice from the primordial solar system can be preserved in that region.
A study published in Science has revealed a 525-million-year-old fossil of a tiny sea creature with a delicately preserved nervous system, solving a century-old debate over how the brain evolved in arthropods, the most species-rich group in the animal kingdom.