Hidden within Cassiopeia A, the youngest known exploded star in our galaxy, astronomers have found surprisingly high levels of chlorine and potassium. These elements carry an odd number of protons in ...

Is there an Outer SpaceX? With 3I/ATLAS set to fly by Earth in just over a week, experts continue to speculate over its origins. Harvard Scientist Avi Loeb believes that if aliens, the comet wouldn’t ...

For people my age, there was no greater adolescent thrill than seeing your crush post “like my status for a rate” on Facebook and taking the bait. Rating and getting rated is what social media was ...

NuScale Power is attempting to build a business around small-scale modular nuclear reactors. The company's first potential customer has yet to make a final investment decision. Investors are clearly ...

NuScale Power has a regulator-approved reactor design, but it will need to build one to validate its technology. Revenue growth is expected, but there are many speculative aspects to its business at ...

ULANQAB, China—The U.S. invented the most powerful artificial-intelligence models and controls access to the most advanced computer chips, but China has an ace to play in the global AI contest. China ...

31/Atlas remains a mystery as it draws nearer to our planet, reaching its closest point next week, but the European Space Agency claims to have caught vital new clues with an x-ray camera. The ...