Three-body problem: A longstanding problem in classical mechanics that tries to calculate the trajectories of three masses ...

Don Pettit arrived in Space City on Sunday (April 20), which happened to be his 70th birthday.

With the most powerful radio telescope in the southern hemisphere, we have observed a twinkling star and discovered an ...

A team of astronomers announced on April 16, 2025, that in the process of studying a planet around another star, they had ...

The interstellar plasma is turbulent and scatters pulsar radio waves slightly away from a direct, straight line path. The ...

When I was in grade school I was fascinated by the world’s largest telescope: the 200-inch-diameter Hale Reflector on Palomar Mountain near San Diego.

Scientists spent four years challenging an out-of-the-box theory that ammonia and water form slushy hailstones on the gaseous planet. Looks like it’s true.

Viewing a solar eclipse in the path of totality can be a truly life-changing experience. While many in the United States have ...

A new study suggests the universe may rotate -- just extremely slowly. The finding could help solve one of astronomy's biggest puzzles.

LAKE BUTLER, Fla. (AP) — Jay North, who starred as the towheaded mischief maker on TV’s “Dennis the Menace” for four seasons starting in 1959, has died. He was 73. North died Sunday at his ...

Congress is playing a dangerous game of chicken with Social Security, and the clock is ticking. In less than a decade, the program’s trust fund is set to reach insolvency, triggering automatic 21% ...

As the title character in the midcentury sitcom “Dennis the Menace,” Jay North, who died Sunday at 73, was among my first TV stars, even before I had a notion of what a TV star was.