Science

The test is designed to prepare satellites for one of the most complex tasks in space: safely approaching another object.

A new randomized trial from Vanderbilt-Ingram Cancer Center reveals that magnesium may be the missing key to keeping vitamin D levels in balance. The study found that magnesium raised vitamin D in people who were deficient while dialing it down…

In a recent study published in Antiquity, Dr. Dirk Brandherm and his colleagues identified more than 600 suspected house platforms in the Brusselstown Ring hillfort, making it the largest nucleated settlement ever discovered in the entirety of prehistoric Britain and…

Some scientific breakthroughs may be lost to time due to scandal and redaction, while others are simply a case of waiting for more evidence.

“The damage is real, but it doesn’t have to be permanent.”

From auroras at 36,000 feet to comet flybys and eclipses, these are the standout images our readers shared with Space.com in 2025.

Explore This Section Earth Earth Observer Editor’s Corner Feature Articles Meeting Summaries News Science in the News Calendars In Memoriam Announcements More Archives Conference Schedules Style Guide 39 min read The Earth Observer: Offering Perspectives from Space through Time An…

With five weeks of school summer holidays (that’s around 25 days of weekday activities to organize), being online is a major attraction for most kids and a concern for most parents and caregivers.

As the immune system weakens with age, scientists have found a way to restore some of its lost strength. By delivering mRNA to the liver, they created a temporary source of immune-boosting signals that normally come from the thymus. Older…