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150 Years American Museum of Natural History

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72 Results for "DNA"

olc_088_dna_listing

Saying "deoxyribonucleic acid" is a real mouthful. Luckily, you can call it DNA for short.

What animal did scientists collect this tissue from? Take a guess!

See how genetics is used to solve crimes!

Join scientist George Amato on his quest to stop criminals smuggling illegal goods.

Find out what makes you different from a snail, a tree, or even your best friend!

Here's a very cool experiment that just might bring a tear to your eye. Use a blender to separate the DNA from an onion.

Zoom inside your cells for a fascinating look at chromosomes, DNA, genes, and more!

Crack-the-DNA-Code-Thumbnail

Join scientist George Amato on his quest to stop criminals smuggling illegal goods.

Travel around the world with museum scientists: from Madagascar to Indonesia.

olc_102_cell_listing

Have you ever wondered what our muscles, blood, bones, and bodies are made of? They are made of cells! Cells are the...

olc_106_nucleus_listing

The nucleus is like the remote control center of the cell. It acts as the cell's brain by telling it what to do, how...

olc_092_yael_wyner_listing

As a conservation geneticist, Yael tries to help endangered species by studying their DNA.

olc_104_bases_listing

DNA is shaped like a long twisted ladder, and pairs of bases form the ladder's steps. Bases are known by the letters...

How much do you know about what makes you you?

Take a look at the science of where it ALL begins.

olc_108_genome_listing

All the DNA in a cell is called a genome. Your body contains trillions of copies of the human genome -- one in each o...

olc_110_genetic_modification_listing

Scientists figured out a way to take genes from one species and stick them inside the DNA of another species. When a...

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_111_clone_listing

Clones are plants and animals that have more than just their looks in common; they also have the exact same DNA seque...

olc_107_human_genome_project_listing

Many scientists have joined forces on the Human Genome Project. Their goal is to figure out the order of all "DN...

Tracking a gorilla can get hairy. Literally. Just ask George Amato.

Start a field journal, and track how your favorite critter looks and behaves.

Find out which of your traits are due to nature OR both nature and nurture.

olc_089_gene_listing

Have you ever wondered why you look like your parents, grandparents, or siblings? It's because of your genes -- the i...

Send a note to a friend with these colorful letterheads.

olc_118_gregor_mendel_listing

Gregor Mendel not only ate his peas, he used them to figure out how genes are passed from generation to generation. I...

olc_113_george_amato_listing

Since he was a kid, George Amato has been wild about wildlife. Today he works for the Wildlife Conservation Society a...

olc_090_george_barrowclough_listing

At age 10, George Barrowclough began bird watching with his dad. He pursued his interest in birds by becoming an orni...

olc_099_howard_rosenbaum_listing

It's no fluke that Howard Rosenbaum is wild about whales -- especially the endangered right whales and humpback whales.

olc_271_julie_feinstein_listing

Scientists all over the world send precious cargo to Julie Feinstein: frozen samples of animal tissues.

Find out where Rob has followed his born curiosity.

olc_086_genetics_listing

Genetics is the study of how traits are passed from one generation to another. Traits such as eye color and nose shap...

How can you wear a chimp on your wrist—without getting primate elbow?

olc_103_chromosomes_listing

Chromosomes are tiny, spaghetti-like packages of information. Every cell of your body contains 23 pairs of them -- th...

Investigate the how and why of cloning.

olc_114_american_crocodile_listing

The American crocodile has lived on Earth for millions of years, but today their numbers are rapidly declining becaus...

olc_112_yacare_caiman_listing

That toothy grin might make you think this is a crocodile or an alligator. But the Yacaré caiman is neither. Caimans...

olc_109_nature_nurture_listing

Thousands of traits make you who you are. Some traits, such as eye color, are determined mostly, or entirely, by gene...

olc_098_humpback_whale_listing

Even though this whale of a whale weighs many tons, the humpback whale can make acrobatic leaps out of the water!

olc_096_rob_desalle_listing

In college, Rob DeSalle wanted to study the narwhal, an Arctic whale with an eight-foot spiral tooth.

olc_087_field_journal_listing

When "ologists" observe plants, animals, fossils, or rocks, they know they won't remember every detail. So...

olc_116_tibetan_antelope_listing

The Tibetan antelope, also known as "chiru," is one of the most beautiful mammals in the world.

olc_115_asian_elephant_listing

The Asian elephant is one of the largest land mammals in the world. Some people believe that elephants feel joy and s...

olc_119_bengal_tiger_listing

This mighty member of the cat family is a powerful predator. It can leap up to 30 feet in the air, climb trees, and e...

Find out how scientists are using genetics to change the food you eat.

olc_093_ruffed_lemur_listing

In the wild, ruffed lemurs live in only one place -- the eastern rain forests of Madagascar.

olc_101_pacu_listing

If you came face to face with a pacu, what would you do? Never fear -- the pacu may look like a big and scary fish, b...

olc_091_endangered_listing

Thousands of plants and animal species may be in danger of becoming extinct and disappearing forever.

olc_100_st_vincent_parrot_listing

The St. Vincent parrot makes its home on the tropical island of St. Vincent in the Caribbean. These parrots are cover...

olc_094_sumatran_tiger_listing

The Sumatran tiger is found in only one place on the Earth -- on the island of Sumatra in Indonesia. Fewer than 500 o...

olc_095_joel_cracraft_listing

Growing up, Joel Cracraft loved reading travel and adventure books. In high school, he became interested in ornitholo...

Explore this family tree of living things on Earth.

olc_131_aye-aye_listing

The gremlin-like, endangered aye-aye makes its home in the tropical forests of Madagascar, a large island off the coa...

olc_129_radiated_tortoise_listing

This beautiful tortoise lives in the deserts of Madagascar, an island off the coast of Africa. This reptile gets its...

olc_120_california_condor_listing

California condors are the largest birds in North America. Like all vultures, condors are carrion-eaters. This means...

olc_127_leatherback_sea_turtle_listing

The leatherback is the world's largest turtle. Unlike the bony exterior of other sea turtles, the exterior of the lea...

olc_132_whooping_crane_listing

The whooping crane is known as the tallest bird in North America. This long legged creature has been struggling to su...

olc_105_breed_listing

All dogs, from the giant Great Dane to the tiny Chihuahua, belong to the same species: Canis familiaris. Within that...

olc_029_cladistics_listing

To try to piece together how organisms are related, scientists use cladistics.

olc_128_mountain_gorilla_listing

The mountain gorilla lives high up in the forests of east central Africa.

olc_121_electric_eel_listing

The electric eel is long and narrow like an eel, but it is actually not an eel at all. In fact, electric eels are pro...

olc_130_starfish_listing

It's easy to see how the starfish got its name -- with their pointed arms, these creatures look like stars fallen to...

olc_122_goliath_frog_listing

Tipping the scales at more than 7 pounds, the Goliath is the largest frog in the world. Just two of these frogs weigh...

olc_123_hellbender_listing

The hellbender is one of the largest salamanders in North America.

olc_125_king_cobra_listing

The king cobra is the largest venomous snake in the world. Whether slithering on land, climbing trees, or swimming, i...

olc_126_komodo_dragon_listing

The Komodo dragon lumbers through the forest on its thick, stocky legs. It sways its head back and forth, flicking it...

olc_124_kagu_listing

New Caledonia, a tiny island east of Australia, is the only place where an unusual bird called the kagu is found. Abo...

olc_135_blue_ringed_octopus_listing

Many animals and plants use color to warn predators to stay away, and the blue ringed octopus is no exception. When t...

olc_133_ants_listing

It only seems like the world's entire ant population attends your picnics.

olc_136_cassava_plant_listing

Cassava is one tough plant because it can grow in poor and unfertile soil in most tropical environments. Cassava is a...

olc_141_dragonflies_listing

Based on fossils of ancient dragonflies, we know these winged insects have been soaring around for at least 300 milli...

olc_138_cyanobacteria_listing

Have you ever seen pond scum -- that thick, smelly layer of slime floating on the surface of the water? That's probab...

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