Science Dictionary

Do you know what a meteor is, or what scientists mean when they are talking about cryogenics? Our collection of science terms explains the meaning of some of the most common scientific ideas.

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Why Is 137 the Most Magical Number?

The number 137, which is significant in multiple applications, has long been an object of fascination for physicists, mathematicians and mystics.

10 Things You Should Know About Rachel Carson

The late American marine biologist and conservationist Rachel Carson is perhaps one of the finest nature writers of our time. And her groundbreaking book 'Silent Spring' is credited with launching the environmental movement.

Stephen Hawking's Last Paper Takes on the Multiverse

In his last act of genius, Hawking simplified the multiverse and suggests that it's not just boundless bubble universes out there.

Quiz: How Much Do You Know About Stephen Hawking?

Physicist and cosmologist Stephen Hawking was a fierce spirit who symbolized the foibles and complexities inherent in human nature. Learn more about him by taking our quiz.

Researchers 'Teleport' Virtual Lemonade Using Sensors and Bluetooth

When life gives you water and pH and color data ... make lemonade?

Stephen Hawking Says 'Ultimate Ambition' Is to Journey Into Space

The renowned scientist said in an interview with "Good Morning Britain" that he accepted Richard Branson's invite to fly into space without a moment's hesitation.

Stephen Hawking Right Again?

A new experiment supports the famous theoretical physicist's idea of radiation being emitted by black holes.

It's the End of Moore's Law as We Know It (But Not Really)

Moore's longstanding law might have only a few years left as far as cramming more stuff into a square inch of silicon. But what if you cram upward?

Stephen Hawking: Our Own Stupidity Remains a Threat to Humanity

Global air pollution and weaponized artificial intelligence round out the trifecta of threats, the astrophysicist tells interviewer Larry King.

Stuff You Should Know Podcast Talks Big Bang With Neil deGrasse Tyson

The celebrity astrophysicist takes a break from his current tour to discuss science and education with the hosts of the 'Stuff You Should Know' podcast.

8 Inspiring Science Quotes to Share With Anyone Who Loves Learning

All aspiring scientists, or just those who love knowledge, should know these quotes from greats like Carl Sagan, Marie Curie and Buzz Aldrin, among others.

What Kind of Technology Could Dark Matter Research Lead To?

Scientists are still trying to figure out the essence of dark matter. If they do, will it lead only to greater understanding, or can we develop new technologies?

Neutrinos: The Breadcrumbs Leading Us to Physics’ Big Answers

These super common, nearly massless subatomic particles shoot across space at near the speed of light. And they could help us to understand dark matter.

Is there a speed of darkness?

Everyone knows that nothing travels faster than the speed of light, but how does the speed of dark compare? Read on to find out!

10 Things You Didn't Know About Einstein

The man who had some theories about relativity was also an eccentric who gleefully eschewed socks, dodged German military service and spurned social conventions.

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 Scientific Words You're Probably Using Wrong

If you have a theory that potato chips are making you fat (with the proof being your expanding waistline), you've just used two scientific terms in a very unscientific way.

10 Cool Things About Carl Sagan

He is famous for a phrase he never said, for wearing turtlenecks and for hosting the original 'Cosmos' TV series. As enthusiastic about the stars as he was about marijuana, Carl Sagan led a very surprising life. Here are 10 cool facts.

10 Cool Things About Neil deGrasse Tyson

He starred with Superman, drove the getaway car at Pluto's demise and was voted sexiest astrophysicist by People magazine. Is there anything Neil deGrasse Tyson can't do?

Are all great scientific thinkers atheist?

Is this famous primatologist atheist, agnostic or theistic? Find out as we bravely explore whether science and religion must always collide.

How Carl Sagan Worked

He may have been born in Brooklyn, but Carl Sagan was gunning for the stars as soon as he arrived in this world. Get to know the scientist whose infectious delight in the universe still holds us spellbound.

How Stephen Hawking Worked

He ventured to the abyss of black holes, wagered on the information paradox and floated around in zero gravity. Meet the man, the legend, the super scientist: Stephen Hawking.

How do you win a Nobel Prize?

How cool would that be to stand amongst the company of fellow laureates like Mother Teresa or Albert Einstein? We have some ideas for scoring you one (nominating yourself isn't one of them).

How are frequency and wavelength of light related?

Frequency has to do with wave speed and wavelength is a measurement of a wave's span. Learn how frequency and wavelength of light are related in this article.

10 Cool Things You Didn't Know About Stephen Hawking

He was born exactly 300 years after Galileo died. He never won a Nobel Prize, although he was awarded a guest spot on “The Simpsons.” What else do you know (or not know) about this acclaimed physicist?


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