Our Planet

Planet Positive

Six Crazy Attempts to Geoengineer the Weather

These scientists and inventors set out to change the planet with these out-of-the-box ideas

When Michigan Students Put the Car on Trial

In a famous 1970 teach-in demonstration, prosecutors hammered away at the nation’s most powerful defendant

In Uganda’s Mgahinga National Park, a 14-month-old male named Imbanzabigwi is poised to transition from mother’s milk to foraging.

Planet Positive

How Africa's Mountain Gorillas Staged a Comeback

Long victimized by poaching and deforestation, the primate species is in the midst of a surprising rebound that is sparking new hopes of recovery

The research vessel in December, two months after mooring to an ice floe nicknamed “the Fortress.”

Planet Positive

Why the MOSAiC Expedition's Research Is So Vital to Climate Change Research

On a ship frozen in the Arctic, scientists have spent all winter to shed light on exactly how the world is changing

A family commutes by cargo bike on a rail-and-trail path in Seattle.

Can We Really Combat Climate Change by Consuming Less? Maybe.

In her new book, scientist Hope Jahren talks about the warming planet and what can be done to slow its effects

An autonomous float is lowered into the waters of Southern Ocean. Part of the SOCCOM project, floats like this measure a variety of parameters that allow scientists to determine whether the waters are absorbing or releasing carbon dioxide.

The World's Best Natural Defense Against Climate Change May Soon Make Things Worse

As extreme weather rocks the Southern Ocean, a tumultuous mix of carbon dioxide, winds and warming waters could reach an environmental tipping point

Vivid colors and images splash across a five-panel screen, bringing Joseph Banks and James Cook's voyage to life

250 Years Ago, Joseph Banks Documented Australia's Glorious Botanical Bounty

A film on view at the Natural History Museum showcases the diversity of flora and fauna at the time of European arrival

Graphic illustrating the MAVEN spacecraft encountering plasma layers at Mars.

Ten Trends That Will Shape Science in the Decade Ahead

Medicine gets trippy, solar takes over, and humanity—finally, maybe—goes back to the moon

Photographers gather at the eastern edge of El Capitan in February, eager to capture Yosemite's "firefall."

Nine Rare Natural Phenomena Worth Traveling For

You have to be in the right place at the right time to see these awe-inspiring events

On the right, corn plants inoculated with sugarcane microbes saw their biomass increase compared to those that were not inoculated (on the left).

How Sugar’s Bacteria Could Point the Way to More Efficient Agriculture

New research proves the power of beneficial bacteria and fungi that help sugarcane grow larger and rebound from stress faster

Mexico City Is Proposing to Build One of the World's Largest Urban Parks

More than twice the size of Manhattan, the park could restore the water systems of the region and serve as a model for cities around the world

A detector dog named Szaboles, trained to sniff out the bacterial pathogen Candidatus Liberibacter asiaticus in a citrus orchard.

Can Disease-Sniffing Dogs Save the World’s Citrus?

Once trained, canines can detect citrus greening disease earlier and more accurately than current diagnostics

Subtle changes in genetics can have major effects on how leaves grow into a wide variety of shapes.

Deciphering the Weird, Wonderful Genetic Diversity of Leaf Shapes

Researchers craft a new model for plant development after studying the genetics of carnivorous plants’ cup-shaped traps

Changing temperatures affect how quickly wine grapes ripen, how sweet they are, and how much acid they have, all of which influences the quality of the end product.

English Sparkling Wines Challenge the Supremacy of Champagne, France—Thanks to Climate Change

As average temperatures rise and extreme weather events become more common, vintners are forced to adapt year to year

A Jamaican fruit bat (Artibeus jamaicensis), one of the species that contributed to the guano researchers used to study the climates of the past.

Ancient Bat Guano Reveals Thousands of Years of Human Impact on the Environment

Like sediment cores, ice samples and tree rings, bat excrement can be used to study the climate of the past

To 17th-century scholars, it made perfect sense that fossils on mountain sides and deep in the ground had been left there in the wake of the biblical flood (above The Subsiding of the Waters of the Deluge by Thomas Cole, 1829).

Why This 18th-Century Naturalist Believed He’d Discovered an Eyewitness to the Biblical Flood

Smithsonian paleontologist Hans Sues recounts a colossal tale of mistaken identity

A drone captured the ice circle that formed on the Presumpscot River in Westbrook, Maine, last January.

The Science Behind Snow Rollers, Ice Circles and Other Winter Phenomena

A meteorologist explains how bizarre snow and ice formations take shape—and where you're most likely to see them

Aerial view of deforested area of the Amazon rainforest.

The Amazon Has Lost More Than Ten Million Football Fields of Forest in a Decade

The Royal Statistical Society's stat of the decade is 24,000 square miles of deforestation in the Amazon rainforest

These are ten of the biggest strides made by scientists in the last ten years.

The Top Ten Scientific Discoveries of the Decade

Breakthroughs include measuring the true nature of the universe, finding new species of human ancestors, and unlocking new ways to fight disease

An aerial view of a fossil of Archaeopteris, a 385-million-year-old tree with surprisingly modern-looking roots.

The World’s Oldest Forest Has 385-Million-Year-Old Tree Roots

A trove of arboreal fossils pushes back the origin of modern forests and sophisticated tree roots

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