John Carlsen has more than a decade of experience testing and reviewing home tech products, with a major focus on smart home security. He earned his BS in journalism from Utah Valley University. In addition to his CNET contributions, John has written for ...

Mike Brown is convinced that beyond Neptune, at the far reaches of our solar system, there's an unseen giant planet. "This is the 5th largest planet in our solar system, lurking out there, waiting to be found," the Caltech astronomer says. For about a ...

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Then, on November 25, teams at NASA’s Goddard Space Flight Center in Greenbelt, Maryland, joined the inner and outer portions of the Roman Space Telescope. With this milestone, NASA declared the observatory complete and on track for launch as soon as fall 2026.

Forbes contributors publish independent expert analyses and insights. Barry Collins is a tech journalist writing about PCs, Macs and games. When you think of a telescope, you think of an enormous long lens poking out of a skylight window. The aptly named ...

If there is life on Proxima Centauri b, it could take the Extremely Large Telescope as little as 10 hours to detect its influence on the planet’s atmosphere. Observations will take longer for planets orbiting more distant stars (ie all the others), but ...