Smithsonian Tropical Research Institute

A view of an over 400-year-old tree on Barro Colorodo Island, on November 23, 2015

Why Are Giant, Ancient Tropical Trees Dying?

Scientists from an international project are racing to figure out what kills these anchors of their ecosystems—before it's too late to save them

An artist's portrayal of Lokiceratops rangiformis, which lived in the swamps of western North America about 78 million years ago.

Dinosaur With Giant, Loki-Like Horns Has the 'Craziest, Coolest' Headgear—and Could Be a New Species

The discovery sheds light on the evolution of a surprisingly diverse group of horned dinosaurs in the western United States

A Kronosaurus, one of the top predators in Cretaceous-era tropical oceans, prepares to feast on an ammonite.

Uncovering the Secrets of Colombia's Rich Fossil Deposits

Paleontologists are working hard to understand oceanic remains buried high in the Andes

Antlers remain intact for hundreds to thousands of years.

How Conservation Paleobiology Serves as a Guide for Restoring Ecosystems

Researchers use historic remnants like antlers, shells, teeth and pollen to learn how natural communities once worked

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Our Sustainable Future

The latest on how climate change affects life on Earth today and on what solutions scientists, including those at the Smithsonian, are innovating

Five-day-old red-eyed treefrog embryos are tightly curled inside dehydrated eggs packed closely together. It’s dry enough to make them begin to hatch early amid heating.

When the Heat Is on, Red-Eyed Treefrogs Hatch Early

The embryos make the move from clutches on leaves to rainforest ponds below

A model of an oarfish

Rare Oarfish Caught on Video on Great Barrier Reef

This is the first record of the species on the eastern seaboard of Australia

China first sent giant pandas as a gift to the U.S. 50 years ago. Mei Xiang and Tian Tian, who arrived in 2000, are on loan until the end of 2023. 

The Wide World of Smithsonian Scientific Research

With astonishing new discoveries in the cosmos and pivotal research much closer to home, Smithsonian science proves indispensable

One reader wonders why more flowers and fruits aren't blue-hued.

Why Are So Few Flowers and Fruits Blue? And More Questions From Our Readers

You've got questions. We've got experts

Smithsonian scientist Genevieve Noyce conducts a plant census in a wetland at the Smithsonian Environmental Research Center in Maryland.  

How the Smithsonian Grapples With Climate Change

As a hub for research and education, the Institution is poised to help the world find solutions to the global challenge

After a year of strict Covid-19 lockdowns which brought a severe economic standstill, Panama is awaiting the return of visitors and the restart of the tourism industry.

For Panama's Fall Whale-Watching Season, Scientists Offer Tips for Safeguarding These Magnificent Creatures of the Deep

For humpback whales, bottlenose dolphins and coastal manatees, tourism is a mixed bag, making vigilance ever more important

Many terrestrial birds disappeared in Barro Colorado Island, in the Panama Canal, despite their abundance in adjacent mainland forests, because they could not cross Gatun Lake to maintain populations on the island.

Despite a Century of Protection, This Island Suffers Critical Loss in Biodiversity

The Barro Colorado bird community has lost about a quarter of its species over time

From the surface, the havoc caused on a coral reef by a layer of low-oxygen water was barely evident.

Watch What Happens When a Coral Reef Can't Get Enough Oxygen

In September 2017, divers observed a massive "dead zone" rising to envelop Caribbean coral reefs in Bocas del Toro, Panama

Two-toed sloths (Choloepus hoffmanni) live in the canopy layer of the Panamanian rainforest. Find out why in a family program streaming July 17.

Five Free Natural History Programs Streaming in July

From permafrost to the rainforest canopy to the protection of pollinators, the online events are perfect for beating the summer heat

Ana K. Spalding and 23 other women scientists from around the world, advocate for a shift in the value system in science, to emphasize a more equal, diverse and inclusive academic culture.

Women in Science Propose Changes to Discriminatory Measures of Scientific Success

The scientists advocate shifting the current value system, which is biased against women and minorities, towards a more diverse and inclusive model

The Algodón River flows through a forest of the Amazon Basin in the remote northeastern corner of Peru. Scientists collected and analyzed a series of ten roughly 3-foot-long soil cores from three sites, each located at least a half-mile away from river courses and floodplains.

In a Remote Amazon Region, Study Shows Indigenous Peoples Have Practiced Forest Conservation for Millennia

Smithsonian researcher Dolores Piperno says native people have always played an important role in sustainability

Orange scalefin anthias fish swarm in front of a fire coral in the Red Sea's Ras Mohammed Marine Park, Egypt.

Will the Oceans of 2030 Brim With Reef Robots and Other Fancy Stuff?

Imagine a world where an Indigenous fisher can get forecasts of local marine life from a smartphone, or robots offer real-time data on coral reef health

Each year, Smithsonian’s Tropical Research Institute hosts 1,400 scientists from across the world at its Panama facilities.

The Global Reach of the Smithsonian

Expanding the Institution's reach and relevance requires collaborating with museums and researchers around the world

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.

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

A new study suggests the lush, hyper-diverse rainforests of South America were shaped by the asteroid impact that killed off the dinosaurs.

How the Dinosaur-Killing Asteroid Spurred the Evolution of the Modern Rainforest

New evidence from fossil plants shows today’s South American rainforests arose in the wake of Earth’s fifth mass extinction

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