It’s a practice run for armageddon. With 3I/ATLAS days away from making its closest approach to Earth, agencies worldwide are conducting the largest and most extensive planetary defense drill — with ...

The term "DSLR" stands for Digital Single-Lens Reflex and describes the mechanics behind how this type of camera works. But the name alone doesn't really explain what's going on inside the shell or ...

Researchers say the diet could help avoid 15 million premature deaths annually. Changing how the world eats could reduce premature deaths, save trillions of dollars and slow the impacts of climate ...

If you liked this story, share it with other people. The newly published 2025 Planetary Health Check report confirms transgression of the ocean acidification planetary boundary — the seventh Earth ...

We may receive a commission on purchases made from links. Once upon a time, professional-grade photography equipment might have cost you a month's salary. Nowadays, with the used market offering ...

The final 'planet parade' of the year will feature six planets aligning in the pre-dawn sky on Sunday, August 10. A planetary alignment, casually called a 'planet parade,' occurs when several planets ...

We put the ZWO Seestar S50 to the test — can this smart telescope deliver detailed shots of the Moon and planets? See real-world imaging results, tips, and a breakdown of what to expect when aiming ...

The vast majority of new cameras are mirrorless, but there are still DSLRs on sale, both new and used. I've tested hundreds of cameras and am here to explain to fundamental differences between these ...

If you liked this story, share it with other people. Land-use change for agriculture and urban development has degraded 15 million square kilometers (5.8 million square miles) of land globally, an ...

We've seen how the iPhone's camera has evolved over the years — starting with a single 2-megapixel sensor, to now sporting a triple camera setup capable of capturing wide, ultrawide, and telephoto ...

Astrophotography is achievable using a DSLR camera and tripod, negating the need for expensive telescopes and robotic mounts. Successful images of the Milky Way have been captured using this method.

The next ORION program will take place at 7 p.m. Wednesday, Feb. 19, in the City Room (Room A-111) of the McNally-Coffey Building at Roane State Community College's Oak Ridge campus. Joe Baldwin of ...