The stellar companion may help explain why the brightness of Betelgeuse, the red supergiant, is open to so much variation.

Scientists have long speculated that Betelgeuse, one of the brightest stars in the night sky, is not alone. Now, thanks to ...

If you scroll through social media lately, you’ve probably noticed something twinkling in the background of countless posts: ...

For over a hundred years, astronomers have puzzled over strange changes in the brightness and motion of Betelgeuse, the closest red supergiant to Earth. Located in the shoulder of Orion, this colossal ...

Astronomers have used the NASA and U.S. National Science Foundation-funded “Alopeke instrument on Gemini North,” one half of ...

Why is the sky blue on Earth, yet space appears pitch black? This video uncovers the science behind one of nature’s most ...

Sky View 21 was high in the clouds on Sunday, showing off sunny skies and fluffy clouds in Harrisburg in this timelapse video.

A heat advisory remains in effect until 7pm Monday. How hot we'll get and how hot it will feel on Monday here.

WATCH: High temps persist as heat index values soar into triple digits across the Mid-South MEMPHIS, Tenn. - There's a Heat Advisory for the entire Mid-South until 8 p.m. Friday.

Details here on storm chances and when heat index values could top 100 again.

Tulsa Weather: Heat wave holds on, but a drop in temperatures and storm chances return soon A persistent ridge of high pressure will keep temperatures in the upper 90s to near 100° across ...

MEMPHIS, Tenn. - The summer heat continues this weekend with another HEAT ADVISORY today 10 AM to 9 PM. This means real feel temps will be between 98 to 107 ...