For the quickest way to join, enter your email below. We’ll send a confirmation email and sign you up to Space.com newsletters with the latest inspiration, expert advice and exclusive offers.

Editor’s note, June 30: We removed Sora by OpenAI from this list because it is no longer generally available. OpenAI announced on March 24 that it was discontinuing Sora. It was previously selected as ...

You can check your testosterone level with a simple blood test, either at your doctor’s office or with a home test kit. Share on Pinterest Tom Werner/Getty Images Testosterone (sometimes shortened to ...

The timely detection of rare diseases is crucial, and using a range of approaches will be key to reducing the diagnostic odyssey.

Kaitlin Sullivan is a health and science journalist based in Colorado. She's been part of multiple award-winning investigations into health topics including the international medical device industry ...

Pete Hegseth wants a manly military. And he really, really wants you to know how badly he wants a manly military. In his 2024 book, The War on Warriors, Hegseth worried that the military risked ...

The U.S. military will begin testing the testosterone levels of some service members and recommending hormone therapy if needed, Defense Secretary Pete Hegseth said Wednesday. The new policy comes ...

Chronic fatigue, unexplained weight loss or gain, infertility, and hair loss can all signal a hormonal imbalance. You might consider a hormone test if you’re experiencing these or more. Hormone tests ...