In October 2020, a van-sized robotic spacecraft briefly touched down on the surface of Bennu, a 525-meter-wide asteroid 320 million kilometers from Earth.

When NASA launched a spacecraft to an asteroid, scientists patiently waited for their chance to look at bits of the space ...

Cartoons: From President Donald Trump's tariffs to climate change, there's a lot to keep the groundhog inside where it is "safer." ...

From the column: "Taxpayers are subsidizing fossil fuels at a moment when the cheapest forms of energy are renewable." ...

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