From space, astronaut sounds the alarm about climate crisis

Entire regions of Earth in flames. Storms trailing destruction in their wake. And the haunting fragility of humanity's only home floating like a blue—but also tarnished—pearl in the vastness of space.

Mystery of Betelgeuse's dip in brightness solved

When Betelgeuse, a bright orange star in the constellation of Orion, became visibly darker in late 2019 and early 2020, the astronomy community was puzzled. A team of astronomers have now published new images of the star's ...

A quantum connection between light and motion

( -- Physicists have demonstrated a system in which light is used to control the motion of an object that is large enough to be seen with the naked eye at the level where quantum mechanics governs its behavior.

Why can't we see the center of the Milky Way?

For millennia, human beings have stared up at the night sky and stood in awe of the Milky Way. Today, stargazers and amateur astronomers continue in this tradition, knowing that what they are witnessing is in fact a collection ...

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