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64 Results for "rock"

"rock" Stuff:

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olc_246_metamorphic_rocks_listing
Deep inside the Earth, intense heat and pressure can change rocks into entirely new metamorphic rocks.
olc_244_igneous_rocks_listing
Igneous rocks form when magma, or melted rock from inside the Earth, cools and hardens. They can form above ground wh...
olc_034_sedimentary_rocks_listing
The next time you're at a beach, grab a handful of sand. This material is sediment. Sediment carried by water and win...
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Every rock has a story to tell. Learn how to create a collection that rocks!
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Meet six rocks that travelled to the Museum from places like Mexico, Scotland, and even outer space.
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Create your own crystals with sugar. Then enjoy your tasty treat!
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Visit a scientist's lab to see how he creates a magma chamber!
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Anyone can find fossils. This handy guide tells you where to look and what to do.
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Take a peek at our planet's layers, learn what secrets rocks reveal, and gain a long view of history.
Ed Mathez on a rocky ledge with water behind

Find out how he became a geologist and what you can learn from studying rocks.
olc_242_deformed_conglomerate_listing
Deformed conglomerate is a metamorphic rock that has been changed by heat and pressure.
olc_243_granite_listing
Granite is an igneous rock, which means it formed from magma, or melted rock. It forms deep inside the Earth under a...
olc_247_obsidian_listing
Obsidian doesn't look like your typical rock. In fact, it looks more like dark glass than a rock you'd pick up in you...
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Do you dig the Earth? If so, you'll want to meet Ed.
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Test your knowledge about our planet Earth with this quiz.
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Take a peek into a mineralogist's scrapbook to see why he thinks jade is so special.
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How do your fossil-sorting skills stack up? Put them to the test with this kid-friendly online puzzle.
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Find out what causes volcanoes to erupt and how scientists study them.
olc_259_jade_listing
Jade is a special and rare rock. For thousands of years, people around the world have been using this durable and bea...
olc_256_ed_mathez_listing
Ed Mathez has always been fascinated by rocks and the Earth. As a young boy, he went with his mother to old rock quar...
olc_248_jim_webster_listing
Jim is fascinated with volcanoes. He wants to know why some volcanoes erupt explosively, and how he might be able to...
olc_240_ro_kinzler_listing
Like many kids interested in science, Ro Kinzler thought she wanted to be a marine biologist. But later on, she reali...
olc_249_earthquakes_listing
The plates that make up the Earth's crust are always moving. When two plates meet, the motion causes lots of pressure...
olc_058_asteroids_listing
Asteroids are space rocks that have existed since the formation of the planets over 4.6 billion years ago. Scientists...
olc_258_george_harlow_listing
George Harlow travels the world over to study how jade, rubies, and diamonds form. George wants to find out what thes...
olc_059_meteorites_listing
Did you ever see a "shooting star"? What you really saw was a meteor burning up in the Earth's atmosphere.
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Mundo Shamundo! Can you help Mandy study for her geology test?
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Join the inquisitive Deena Soris as she interviews the fossil of a Protoceratops. 
olc_245_limestone_listing
Limestone is made up of fossils. After small marine animals die, their shells and skeletons build up on the ocean floor.
olc_155_pseudoscorpions_listing
If you ever find a pseudoscorpion in your bathtub, don't worry! These tiny arachnids are harmless to humans.
olc_180_continental_shelf_listing
Most ocean plants and animals live near the shore, on a narrow ribbon of seafloor called the continental shelf.
olc_057_comets_listing
Comets are like "dirty snowballs" that have orbited the Sun since our Solar System formed, billions of year...
olc_022_amy_davidson_listing
When fossils arrive at the Museum, they aren't usually beautiful bones ready for display. They are often buried in ch...
olc_028_fossilization_listing
The only way to learn about life that went extinct thousands, millions, and billions of years ago is to study the fos...
olc_123_hellbender_listing
The hellbender is one of the largest salamanders in North America.
olc_305_john_flynn_listing
As a kid, John Flynn had a rock collection and made lots of trips with his family and school to the American Museum o...
olc_053_saturn_front
Saturn is known for the beautiful rings that form a giant hula hoop around it. The rings are made of chunks of ice an...
olc_064_pathfinder_listing
Pathfinder landed on Mars' surface carrying thesix-wheeled Sojourner rover, a mobile robot. Rover and lander took ov...
olc_087_field_journal_listing
When "ologists" observe plants, animals, fossils, or rocks, they know they won't remember every detail. So...
olc_241_sandstone_listing
Sandstone is made of tiny pieces of sand you can see and feel. You can actually scratch away grains of sand from a pi...
olc_298_carbon_dioxide_listing
Take a deep breath and exhale slowly. Your body just released carbon dioxide, a colorless gas that's essential to lif...
olc_160_white-tailed_spider_listing
Not all spiders spin webs to catch their meals. When night falls in Australia, the white-tailed spider hunts its prey...
olc_054_uranus_listing
The oddest thing about Uranus is that the planet, its rings, and its moons "roll" around the Sun on an axis...
olc_250_volcanoes_listing
Some volcanoes erupt explosively, like opening a shaken soda bottle, because their magma is full of gases.
olc_261_jurassic_period_listing
The name Jurassic conjures images of tremendous dinosaurs roaming the Earth.
olc_262_triassic_period_listing
Earth was a very different place at the beginning of the Triassic. All of Earth's continents were combined into one s...
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Water is a precious resource, and all things need water to survive.
olc_303_geothermal_power_listing
Miles below your feet, scorching temperatures can get hot enough to melt rock. In some places, water heated deep unde...
olc_117_dolly_listing
In 1997, Dolly rocked the world of genetics. Not baaaa'd for a little lamb from Scotland. What was the big deal? She...
olc_226_siq_listing
Imagine you are an Arabian incense trader in 100 B.C. Arriving in Petra, you enter through the Siq—a long, winding go...
olc_174_matter_listing
A bike, a tree, a cloud, an ocean -- any object you can name -- it's all made of matter. Even YOU are made of matter....
olc_183_seafloor_listing
The seafloor covers more than half of the Earth's surface. Most of the seafloor consists of the flat, expansive abyss...
olc_056_pluto_listing
Pluto was discovered in 1930 and considered to be the ninth planet in our solar system.
olc_062_sojourner_listing
On July 5, 1997, the six-wheeled robotic rover, Sojourner, rolled down a ramp from the Pathfinder spacecraft onto the...
olc_260_ghost_ranch_new_mexico_listing
In the 1940s, paleontologists from the American Museum of Natural History discovered rich fossil beds in the high des...
Theodore Roosevelt
When he was 8 years old, Theodore Roosevelt found a seal skull. It would be the first specimen in his very own natura...
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Send a note to a friend with these earthy letterheads.
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Find out exactly what cloning involves. Do not try this at home!
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As an Eagle Scout, David Hurst Thomas was always on the lookout for ancient Indian camps. He never found one as a kid...
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Conservation biologist Ana Luz Porzecanski answers kids' questions.
¡TAMBIÉN EN ESPAÑOL!
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Bury chicken bones in plaster of Paris to see the challenges paleontologists face when excavating fossils.
Egyptian papyrus painting of the god Anubis and four attendants preparing a mummy.

Archaelogist David Hurst Thomas answers kids' questions.
David Hurst Thomas sitting in his office.

Ancient trash or ancient treasure? This archaeologist tells us which he prefers.
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Explore an amazing city carved into the sandstone cliffs.
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