Search Results | earth science

Your search for "earth science" returned 1,281 results

Can You Get More Than 11 Right on This Astronomy Quiz?

play.howstuffworks.com/quiz/can-you-get-more-than-11-right-on-this-astronomy-quiz

Does the solar system fill you with wonder? Are you an amateur stargazer fascinated by celestial bodies? Show off your knowledge of the universe with an out-of-this-world astronomy quiz!

Why Photosynthesis is Important

science.howstuffworks.com/science-vs-myth/what-if/what-if-photosynthesis-stopped.htm

Remember learning about photosynthesis when you were a kid? Let's pretend for a moment that this vital process could somehow permanently stop. How tough would it be to continue to live on this Earth?

Could Our Spacecraft Accidentally Ignite an Alien World's Entire Atmosphere?

science.howstuffworks.com/rockets-accidentally-ignite-alien-world-atmosphere.htm

Outer planets in our solar system have atmospheres made up of flammable chemicals that can cause explosions on Earth. Could a rocketship, or electric spark, ignite them?

Siberia's Batagaika Crater Just Keeps Growing, and That's Not Good

science.howstuffworks.com/environmental/earth/geology/batagaika-crater.htm

It's known as the "Gateway to Hell" and while it might not actually get you there, what it will unleash if it keeps thawing could truly be hellish.

Can You Identify These Crystals and Gemstones?

play.howstuffworks.com/quiz/can-you-identify-these-crystals-and-gemstones

Crystals and gemstones are majestic things found in nature. Of course, they can be grown outside nature, but the most beautiful, rare and valuable ones come right from the earth. Think you can identify all of them? Take our quiz to find out which ones you can identify!

Exoplanets: Distant Worlds Beyond Our Solar System

science.howstuffworks.com/10-exoplanets.htm

These 10 remarkable exoplanets are the ones we'd like to investigate. Learn about 10 of the most remarkable astronomers have discovered.

Space Lettuce Is Out of This World Good

science.howstuffworks.com/space-lettuce.htm

Lettuce has key nutrients that give both astronauts and Earth-dwellers alike a physical and psychological boost. And the lettuce grown in space is no less nutritious than the Earth-bound variety.

What would it take to reverse global warming?

science.howstuffworks.com/environmental/green-science/reverse-global-warming.htm

To reverse global warming we would have to start by reducing our carbon emissions. Learn more about what it would take to reverse global warming.

Space Trivia

play.howstuffworks.com/quiz/space-trivia

If stargazing is your jam and you know that you could be the next Neil deGrasse Tyson, this celestial trivia quiz will rock your whole galaxy! Are you ready to shoot for the stars?

Do you know which of these is bigger?

play.howstuffworks.com/quiz/do-you-know-which-these-is-bigger

We live in a world filled with things of all sizes. Some things are super-sized -- other things are simply teeny. Can you pick which of the following is bigger?

141 - 150