Generating electricity on the Moon comes with inherent challenges. For one, solar energy can only be relied upon during the two-Earth-weeks-long lunar daytime, not the equally long night. A separate ...

The last supermoon of 2025 lit up the night sky on Dec. 4. The full Cold Moon supermoon rises behind the Empire State Building and One Vanderbilt in New York City, December 4, 2025. Gary Hershorn/ABC ...

The Leapfrog Group released The Leapfrog Hospital Safety Grades for fall 2025. Each hospital's grade is solely based on patient safety in each hospital and takes into consideration a hospital’s ...

CLEVELAND, Ohio — Seven area hospitals — including four Cleveland Clinic and three University Hospitals medical centers – earned A grades in the Leapfrog Group’s fall 2025 Hospital Safety Grade. The ...

Illinois continues to climb in a national ranking for hospital safety, though four hospitals earned F grades — the most in years, according to the nonprofit Leapfrog Group. Illinois now ranks 17th in ...

The Leapfrog Group’s latest batch of Hospital Safety Grades is out, and with it a new focus on high performances among system-affiliated hospitals. The watchdog group’s twice-annual grading, now in ...

Gift Article 10 Remaining As a subscriber, you have 10 articles to gift each month. Gifting allows recipients to access the article for free. Three Chicago-area hospitals are among only 11 nationwide ...

Does bigger mean better when it comes to hospital safety? A new grading of U.S. hospitals from the patient safety organization Leapfrog Group suggests hospitals that get high marks on limiting ...

Twenty-three U.S. hospitals received an “F” in The Leapfrog Group’s fall 2025 safety grades — including 11 that were downgraded from a “D.” Leapfrog assigns hospital safety grades twice a year using ...

Why the challenge of truly representative democracy is so complex. Moon Duchin, who leads the University of Chicago’s Data and Democracy Research Initiative, explores how math can help solve ...

NASA is eyeing alternative options for its Artemis 3 lunar lander, and it looks like Blue Origin has a shot at securing the contract. Reading time 3 minutes With SpaceX’s lunar lander for NASA’s ...

In H. G. Wells’s novel The First Men in the Moon, our natural satellite is found to be inhabited by intelligent insect creatures who live in caverns below the surface. These creatures, let us assume, ...