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Harvard astrophysicist Avi Loeb warns 3I/ATLAS, tagged a comet by NASA, may be a rare 'Black Swan' or Trojan Horse, urging ...

New high-resolution images show that novae are anything but simple stellar fireworks. One exploded with multiple gas streams ...

Dark energy may be the most mysterious substance ever proposed, but many scientists are certain it exists. Why?

I/ATLAS shows baffling energy and composition that defy cometary physics, sparking scientific scrutiny and debate over its ...

A new research paper reframes the simulation hypothesis, asking whether reality could be simulated and what science can test.

Astronomers have obtained remarkably detailed images of two stellar explosions -- called novae -- just days after they began.

There's plenty of misinformation about how a gun should balance. Our former shooting editor takes a crack at clearing things ...

As energy codes cause water usage to go down, "Water Age" is going up. For the mechanical contractor, the unintended impact ...

Astronomers have long struggled to capture the true nature of stellar nova explosions. However, thanks to cutting-edge techniques, a team of scientists has finally been able to observe these cosmic ...

Since Einstein, physicists have found that certain entities can reach superluminal (that means "faster-than-light") speeds and still follow the cosmic rules laid down by special relativity.

In the second of a two-part examination of modern Ukrainian ideas and identities, Canadian scholar Bohdan Krawchenko ...