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The Titanosaur Family Was the Largest to Ever Roam Earth

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That's the titanosaur, one of the largest land animals to ever exist, dwarfing nearly everything around it. Roaming the planet during the Late Cretaceous period — approximately 100 million years ago — titanosaurs are part of a family of sauropod dinosaurs known for their massive size, long necks and incredible diversity.

Do we really know more about space than the deep ocean?

science.howstuffworks.com/environmental/earth/oceanography/deep-ocean-exploration.htm

There's still a lot we don't know about the world. A thousand years ago, we thought we could literally sail off the edge of the planet. Good thing we're quick learners. But while space may be the final frontier, the ocean may be the greater mystery.

5 Tips for Teaching Kids About Sustainable Living

science.howstuffworks.com/environmental/conservation/conservationists/5-tips-for-teaching-kids-sustainable-living.htm

As with most lessons, children learn by watching their parents, so it's up to you to teach them how to live a sustainable life.

Green Science Pictures

science.howstuffworks.com/environmental/green-science/green-science-pictures.htm

This green science image gallery shows eco-friendly applications as they apply to scientific disciplines. Take a look at these green science pictures.

An Astrologer Explains the Fire Signs: Aries, Leo and Sagittarius

entertainment.howstuffworks.com/horoscopes-astrology/fire-signs-astrology.htm

The astrological signs are grouped into four elements - fire, water, earth and air. So what does it mean if you're a fire sign?

The Ring of Fire Is the Pacific's Volcanic Hotspot

science.howstuffworks.com/environmental/earth/geology/ring-of-fire.htm

Explore the Pacific Ring of Fire, a 24,900-mile zone with 75% of Earth's volcanoes and 90% of its earthquakes, shaped by dynamic tectonic activity.

How much food and water do you need for a one-year stay on Mars?

science.howstuffworks.com/mars-for-a-year.htm

Going to Mars for a year requires that you take a substantial amount of food and water with you. Find out how much you need to take if you're living on Mars.

How Did Earth Day Start?

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Every April 22, millions of people around the world gather to celebrate Earth Day. Who started Earth Day and when?

Queen Elizabeth II Bans Plastic From Royal Estates

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Buckingham Palace announced that Queen Elizabeth II is banning many plastics. Learn more about why the Queen is banning plastics from HowStuffWorks.

Why Is an Asteroid Worth $10,000,000,000,000,000,000?

science.howstuffworks.com/psyche-16-asteroid.htm

A distant asteroid made mostly of iron is potentially worth $10,000 quadrillion, making it many times more valuable than the global economy.

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