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Science / Our Planet

Iztuzu Beach in Turkey was closed during part of the pandemic. Around the world, lockdowns to combat Covid-19 forced people to stay home and halt activities—with mixed results for ecosystems and the living things within them.

Covid-19

The Positive and Negative Impacts of Covid on Nature

The absence of humans in some places led animals to increase, while the cancellation of conservation work in other places harmed species

Coral reef health is an important indicator of the ocean’s well-being. Scientists can study corals to learn more about how climate change is affecting the oceans.

Smithsonian Voices

DNA Makes Waves in the Fight to Save Coral Reefs

This emerging technique could help scientists understand and anticipate the threats coral reefs face

Zircons are the oldest minerals in the world and come in colors like the rich blue above. Researchers have now used these gemstones to identify when modern plate tectonics began.

Smithsonian Voices

Earth’s Oldest Minerals Hold Clues About the Likely Start of Plate Tectonics

New research reveals how one of Earth’s defining geologic features likely formed—and set the stage for the emergence of life

Google Earth image of a healthy forest on the lower right and a ghost forest full of dead trees on the left.

Why Ecologists Are Haunted by the Rapid Growth of Ghost Forests

A study in North Carolina of dying trees may represent a foreboding preview of what may come to coastal ecosystems worldwide

Iran's Lake Urmia, once one of the largest saltwater lakes in the world, is vanishing due to climate change.

Innovation for Good: Game Changers

Can Climate Fiction Writers Reach People in Ways That Scientists Can’t?

A new subgenre of science fiction leans on the expertise of biologists and ecologists to imagine a scientifically plausible future Earth

So far, scientists have only documented jagged lightning bolts. Some physicists believe that the discovery of a completely straight lightning bolt could prove the existence of dark matter.

Could Weirdly Straight Bolts of Lightning Be a Sign of Dark Matter?

A group of scientists say the phenomenon could indicate dark matter speeding through our world at more than 300 miles a second

Through research on living and preserved plants, botanists are learning more about how flora has responded to climate change over the past centuries.

Smithsonian Voices

Why Plants Are Seeding Climate Studies

The National Museum of Natural History’s herbarium is helping botanists research climate-driven changes in plants, their biology and their abundance

Great white sharks travel hundreds of miles to specific locations in the world’s oceans.

New Evidence Suggests Sharks Use Earth’s Magnetic Field to Navigate

Bonnethead sharks swam in the direction of their home waters when placed in a tank charged with an electromagnetic field

Fossil plants reveal information about the temperature and precipitation of past climates. Scientists use what they learn from fossil plants to inform their research on modern climate change

Smithsonian Voices

What Fossil Plants Reveal About Climate Change

Paleobiologists use fossil plants to reconstruct Earth’s past climate and inform climate change research today.

A beaver peers out of a Hancock live trap after being captured by Molly Alves, a biologist with the Tulalip Tribe in Washington.

Scientists Are Relocating Nuisance Beavers to Help Salmon

When the rodents are moved from backyards to wild areas, they make their new watersheds better for fish

The dunes of White Sands National Monument stretch for hundreds of miles in New Mexico.

How Extreme Temperature Swings in Deserts Stir Sand and Dust

Understanding the movement of particles, some of which enter the atmosphere, may help scientists improve climate models and forecast dust storms on Mars

Hillary Hughes, Panamanian actress, visits the Smithsonian Tropical Research Institute's Agua Salud Project during the filming of videos in Spanish and English to share hope for the success of tropical forest reforestation informed by the largest experiment of its kind in the tropics.

Smithsonian Voices

Watch These Two Videos and You Will Feel More Hopeful About the Future of Tropical Forests

Agua Salud’s new bilingual videos share the results of tropical reforestation experiments at the Smithsonian Tropical Research Institute in Panama

Many organisms like coral—and even people—create their own minerals to perform basic life functions. Geologists can study these biominerals to learn more about Earth.

Smithsonian Voices

How Biominerals are Stepping Stones for Climate Change Research

Geologists are providing key insight into how the Earth might transform in the coming decades from climate change

Smithsonian Voices

Earth Day Is Digital Again, but Don’t Let That Get You Down

Xiulin Ruan, a Purdue University professor of mechanical engineering, holds up his lab’s sample of the whitest paint on record.

Innovation for Good: Game Changers

This Ultra-White Paint May Someday Replace Air Conditioning

Developed by researchers at Purdue University, the paint reflects 98.1 percent of sunlight

Landscapes have been managed by humans for thousands of years – some sustainably, others less so. The Martu people of Australia burn the grasses in continent’s Western Desert. The practice yields food, but also increases biodiversity in the area.

Smithsonian Voices

New Study Pushes Origins of Human-Driven Global Change Back Thousands of Years

Understanding people’s past land use strategies could help us better conserve global biodiversity now.

Shreya Ramachandran created her own nonprofit, The Grey Water Project, to educate and provide resources to diverse audiences on water recycling both at home and in the workplace.

Smithsonian Voices

Meet Water Advocate and Hero Shreya Ramachandran

The Grey Water Project educates and provides resources to diverse audiences on water recycling at home and in the workplace

An ear of corn sits on topsoil in Nebraska, part of the nation’s Corn Belt. Scientists estimate the region has lost about 35 percent of its topsoil.

The Nation’s Corn Belt Has Lost a Third of Its Topsoil

Researchers used satellite imaging and surface soil color to find out how much of the nutrient-rich earth has eroded away

Paper packets are filled with pea seeds.

How to Germinate Seeds for Your Garden Using an Instant Pot

Hack your way to planting success with the popular kitchen appliance

The National Museum of Natural History’s 146 million objects and specimens are studied by researchers worldwide who are looking to understand all aspects of the natural world.

Smithsonian Voices

How Museum Collections Advance Knowledge of Human Health

Surprisingly, mosquitoes, leeches, parasites, birds and minerals can be important sources for research to fight cancer and prevent disease

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