Watch how a mathematician explains an astonishing coincidence

It’s possible to undo a twist of fate — if you use a little logic.

You can get away with murder in part of Idaho

In 2005, Brian Kalt found a loophole in federal law that could make prosecuting crimes committed in Idaho's portion of Yellowstone National Park impossible. No one in Congress heeded his warning.

Everything else on your ballot, explained

On November 8, Americans will head to the polls. In addition to electing a president, voters will be deciding down-ballot races that could have a major impact on national politics for years to...

The crisis in Aleppo, explained in 4 minutes

A key front in Syria's war, and a looming humanitarian crisis, explained.

How Antoni van Leeuwenhoek discovered bacteria in the 1670s

What it took for this Dutch tradesman to become the first human to lay eyes on microbial life.

The science behind the Magic Eye craze of the 1990s

How stereograms trick your brain into seeing depth.

Consent, explained for Donald Trump

Trump and his surrogates don’t seem to understand how sexual assault works.

Harry Potter and the translator's nightmare

Translating the British wizarding world of Harry Potter was not for the faint of heart — or vocabulary.

Most Viewed

  1. The Republican civil war starts the day after the election

  2. No, “Blacks for Trump” isn’t the work of white supporters faking diversity. It’s worse.

  3. John Oliver calls it: with this election, we’ve officially hit worse than rock bottom

  4. Beyond the Concorde: Inside the quest to bring back supersonic flight

  5. Social decay: what the conversation about Trump and the white working class misses

Why clowns are the real victims of the clown craze

Yes, clowns are scary. But the anti-clown backlash has proved itself the real danger.

Donald Trump’s behavior is textbook emotional abuse, and Hillary Clinton isn’t his only victim

Examining his behavior at Sunday night’s debate is enough to make it clear as a bell.

The GOP is finally standing with women, but what took them so long?

Dear GOP dudes who are suddenly realizing that Donald Trump is a flaming misogynist after more than a year of women telling you that he is, in fact, a flaming misogynist. Thanks for joining us and...

Fixing the debates: a better way to interrupt

Debates are broken. Here’s how to fix them.

Settlers are taking over East Jerusalem one house at a time

Why Israelis are buying homes in Palestinian neighborhoods.