Everyone's favorite interstellar comet, 3I/ATLAS, flew past Earth overnight, coming within about 168 million miles (270 million kilometers) of our planet.

Today is one astronomers, stargazers and alien conspiracy theorists have been waiting for: interstellar comet 3I/ATLAS is as close to Earth as ever.

Old maps are rife with phantom islands. Sometimes these nonexistent landmasses come about because of mistakes made by sailors or cartographers; sometimes they can be traced back to folklore or legends ...

The surprising true sizes of countries around the world. Five years, nearly a million left: Over 2 lakh Indians renouncing ...

The livestream will now begin Friday at 11 p.m. EST, Dec. 19 (0400 GMT on Dec. 20), weather permitting, after rain prevented ...

The geology of the ocean floor is truly spectacular — perhaps even more than land geology. Unfortunately, it's really hard to study.

Maps feel simple at first glance, but every now and then one forces you to pause and look again. The maps in this list play ...

It has been a difficult season, and 2025 has been generally difficult for Real Madrid—poor results, bad injury luck, lots of off-the-pitch noise, and so on. However, with the current first team squad, ...

Twenty players started for Mauricio Pochettino in two friendlies in November. Nearly all showed why they should be on the U.S. men’s national team’s World Cup roster. The wins over Paraguay and ...

England was the first European team to confirm its presence at the 2026 FIFA World Cup in Canada, Mexico, and the United States. Despite some of the best players in football history suiting up for the ...

“Time flies,” “time waits for no one,” “as time goes on”: The way we speak about time tends to strongly imply that the passage of time is some sort of real process that happens out there in the world.

The world is a big place. There is plenty to see on our planet: cities, mountains, and a lot of countries that can be tricky to tell apart on a map. This quiz is here to test how well you really know ...