The mourning of Sebastião Salgado's passing in Brazil and around the world is a testament to the power and necessity of his ...

A new class of cosmic explosions — which emit more energy than any other brightness-changing event — may come from megastars getting shredded by supermassive black holes (illustrated). Adam ...

For decades, astronomers have theorized that black holes fall into three broad categories.

Colette Laxton and Mark Curry use the two-color scheme for the packaging on the products for their company, the Inkey List, and as a philosophy for their relationship — “total honesty always ...

The Trump administration is targeting still more federal science funding, this time more than $30 billion at the Environmental Protection Agency, the National Science Foundation and other agencies ...

(via Sabine Hossenfelder) White holes are theoretical bodies in physics that are basically time-reversed black holes, meaning instead of permanently trapping matter inside themselves, they release it ...

Here's how the conclave creates black and white smoke and why the Catholic Church began using them to signal whether a new pope has been elected.

Tradition holds that black smoke indicates the cardinals have not yet agreed on a new leader, while white smoke signals that a new Pope has been elected. But what kind of smoke is it exactly?

Today, thanks to modern chemistry, the smoke is unmistakable — thick black billows for inconclusive votes, or a bright white plume when a new pope is elected.

The smoke’s color is dictated by the particle color, which means white and black colored smoke result from waste products other than carbon dioxide, which is colorless.

The Pokemon Trading Card Game will release two English sets based on Pokemon Black and White this summer: Black Bolt and White Flare.

Black smoke indicates that votes have been cast, but no candidate has received the two-thirds majority required to be elected pope. White smoke means that a new pope has been selected.