Cosmic


No. 25: Wendy Freedman: A stellar scientist and ‘constant’ force in studying space

As one of the most influential scholars of the cosmos, Wendy Freedman has made significant contributions to our understanding of the universe's growth and shape.

Wendy Freedman

Could a cosmic catastrophe have altered earth's ancient climate?

Researchers found shocked quartz indicating a comet explosion linked to megafaunal extinctions and the clovis culture's collapse.

Illustration: Neowise comet C2020 F3 as it flies overhead over Ottawa, Canada.

Magnetar explosions could be a major source of cosmic gold, new study reveals

Evidence from old NASA and ESA data suggests magnetar flares may have created heavy elements in the early universe.

Artist’s concept shows a magnetar ejecting material into space, slowing its spin. Its strong, twisted magnetic fields (green) guide charged particles from this highly magnetic neutron star.