Just Four Dimensions in the Universe, if You Believe Gravitational Waves

Maybe there aren't more dimensions beyond the four that we know and love so well.

Does Caffeine Increase — or Decrease — Appetite?

Nothing goes better with a cup of coffee than a sweet cupcake. But do you crave the two together or does that cup of joe actually make you hungry?

The Milk and Mucus Myth, Busted

The long-standing cultural belief that milk products generate phlegm is a myth, according to a 2018 literature review.

Time-restricted Eaters Lose Weight Even Without Changing Diet

A small study found that just by eating breakfast later and dinner earlier, people could lose twice as much body fat as those who did not. But could they stick with this diet?

Why Is Lobster So Expensive — and Will it Stay That Way?

Lobster has long been associated with luxury and fine dining. But could newly imposed Chinese tariffs change that?

Editor's Picks

10 Hispanic Scientists You Should Know

He built President Eisenhower an indoor golf-training machine, analyzed the Zapruder film and searched for an Egyptian pyramid's treasure chamber using cosmic rays. Aren't you dying to meet this wide-ranging scientist?

10 Worst Things to Donate After a Disaster

News about a hurricane or tornado far away impels us to want to help the survivors. But is there a right way and a wrong way to do this? Can a donation be worse than doing nothing at all?

How Fraternities Work

"Toga, toga, toga!" Is fraternity life anything like National Lampoon's "Animal House"? Fraternities vary widely by campus and organization, but check out how they recruit, what pledging is like and the meaning of Hell Week.

10 Most Incriminating Secret Recordings

Before humanity got a handle on the idea of potentially being recorded at any moment, some public figures learned that lesson the hard way. Here are 10 recordings that were damning to the parties involved.

Which has better fuel economy: manual or automatic?

Once upon a time, you bought a car with a manual transmission if you wanted to save at the dealership as well as at the pump. But times (and transmissions) have changed — manuals might not be the best at fuel economy anymore.

How Yom Kippur Works

Yom Kippur is one of two Jewish High Holidays. It marks the end of a 10-day period during which Jews seek forgiveness for their sins so they can make a fresh start. Find out all about Yom Kippur.