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#63: How Many Species Inhabit the Earth?


It's a tough question, but we now have the best answer yet. 12.22.2011

The 100 Top Science Stories of 2010

Every year DISCOVER sorts through the scientific accomplishments of the past 12 months, and assembles a list of the coolest experiments, most brilliant discoveries, and most world-changing events. As you page through the countdown to the #1 science story, we think you'll come to the same conclusion we did: 2010 was quite a year. 12.16.2010

The Lizard That Walks on Air on Water

How the Central American "Jesus lizard" makes its awe-inspiring aquatic dash. 08.12.2010

10 Science Hotspots—Where Mother Nature Reveals Her Secrets

From glaciers to undersea vents to tornado-wracked plains, these are the locations that draw boatloads of scientists from all over the world. 06.30.2010

#22: Clear-Cutting Has a High Cost

Selling the lumber gets money in the short term but is a "lose-lose-lose" in the long term. 01.25.2010

The Calculating Beauty of Butterflies

How butterflies' colorful wing patterns help them hide, lie, and impress the ladies. 11.11.2009

The Strange Forests that Drink—and Eat—Fog

Several forests around the world use fog to get critical moisture and nutrients. 03.30.2009

Beautiful Images of Strange Fruits

The scarlet pimpernel's has a natural hinge. The blueberry glows brightly—in ultraviolet light. The Buddha's hand looks like… You guessed it. 03.11.2009

Want to Save the Trees? Try Paying People Not to Chop Them Down.

A few test projects show that landowners protect forest when it's valuable to them. 08.20.2008

Wildlife Conservation 2.0

A new software-based approach may be the key to saving thousands of species. 05.12.2008

Warming May Radically Change Ecosystems

Amazonia becomes savanna. The Sahara? No one knows. 06.15.2007

Black Gold of the Amazon

Precious soil could save the rainforest and combat global warming. 04.30.2007

Barren Jungles, Beautiful Deserts

Life's bounty, where you least expect to find it 06.25.2006

Are the Desert People Winning?

There's a big difference between people from forests and those from arid lands. 08.06.2005

The List Gets Longer: New Primates Found

04.28.2005

A Naturalist's Paradise

In a wonderland called Madagascar, a modern-day Darwin discovers hundreds of new species 03.31.2005

60: Royal Tomb Reveals Secrets of the Maya

01.02.2005

Stopping the Archaeological Plunder

02.19.2004

Attack of the Yellow Crazy Ants

01.02.2004

The Amazon Trail

Anna Roosevelt's ventures into the jungles of South America have turned up traces of human settlements far older than archaeologists ever suspected 05.01.2002

Biology

Year In Science 01.13.2002

Flesh-eating Plants

Where rocks sing, ants swim, and plants eat animals 10.01.2001

The Deadliest Carnivore

Half mongoose, half clouded leopard, Madagascar's fossa is rarely seen and barely understood yet essential to the natural balance of this threatened Eden 04.01.2000

Hanging by a Thread

With all but a quarter of Hawaii's native birds extinct or endangered, and its other species dying off faster than the dinosaurs, some island ecologists are risking their lives to save what's left 02.01.2000

Killer Pox in the Congo

The last documented case of smallpox occurred in 1977. Now a deadly kin of the virus is spreading out of the forest and into villages. by Wendy Orent 10.01.1999

Beasts in the Mist

If David Oren could find just one of the horrifying creatures he knows are out there-- huge sloths with giant claws and a reputation for twisting off the heads of humans--he could save the world's largest rain forest 09.01.1999

Environmental Myths

Environmental Myths 03.01.1999

Silicon Stalkings

11.01.1998

A Briquette a Day

07.01.1998

Light Elements: Yankee Doodle Druid

What were people in New Hampshire doing4,000 years ago with a sacrificial table? 02.01.1998

The Year in Science: Animals 1997

A Plague on Frogs 01.01.1998

The Year in Science: Animals 1997

Antic Frogs 01.01.1998

The Year in Science: Animals 1997

A Plague on Frogs 01.01.1998

Life on the Edge

12.01.1997

Mr. Wallace's Line

Through the ocean just east of Borneo runs an invisible line that separates the world of tigers from the world of kangaroos. Getting across that line may have seen what made our ancestors truly human. 08.01.1997

Real Men Don't Eat Deer

You are what you eat, the saying goes. But what you don't eat says a lot too. 06.01.1997

On the Origin of (Amazonian) Species

How did the Amazon achieve its stunning diversity? Some say great rivers are responsible, others point to vanished hills and seas. Now one team of zoologists is listening to what the rats have to say. 04.01.1997

The New Americans

01.01.1997

We Are All Panamanians

04.01.1996

State of the Earth: 1995

01.01.1996

A Sanctuary Under Siege

03.01.1994

Secrets of the Shamans

Western drug hunters are swarming over the globe looking for medicinal plants. 11.01.1993

Back to Nature

You can put a zoo-bred animal back into the wild. But that doesn't mean you're putting back anything like a wild animal. 07.01.1993

A Question of Size

Bigger is better, right? So why in the world have Pygmies opted for smallness? 05.01.1992