Select an option below to continue reading this premium story. Already a Honolulu Star-Advertiser subscriber? Log in now to continue reading. This difference — about 9% — isn’t small, and measurement ...

If there is an absolute law in the universe, it’s that nothing can travel faster than the speed of light. For science-fiction enthusiasts, that’s a bit depressing. Space is big, and while the speed of ...

The question of whether the cosmos goes on forever is no longer just a late night thought experiment, it is a live research problem that cuts to the heart of modern physics. Astrophysicists are using ...

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"We already see indications of cracks in the standard model." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Are we living in a simulation? Well ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. About a century ago, scientists were struggling to ...

A new international study suggests that the structure of matter surrounding these black holes has changed over billions of years, calling into question a rule that has guided quasar research for ...

Ian G. McCarthy receives funding from UKRI's Science and Technology Facilities Council (STFC). He works for Liverpool John Moores University. Given how unfathomably large the universe is, it is ...

The new Epic Universe in Florida marks the first new major theme park in the United States in nearly a quarter century, lives up to the hype created during the years of buildup and ups the ante in ...