Researchers say the remarkable discovery was made using fossils, photos and a misidentified museum specimen ...

This endangered sea turtle was found in rough shape on a Texas beach. What happened next is giving researchers hope.

Picture this: you’re a scientist digging near the Amazon rainforest, and you pull a jawbone out of the ground that looks so ...

So many humans live on Earth, it’s hard to imagine there are animals we haven’t seen for years, decades, or even millions of ...

The species is distinguished by its dense fur and fluffy tail ...

Scientists have described an exciting discovery: two marsupials that modern science thought to be extinct are still alive in ...

Scientists have confirmed that two marsupial species, known only from ancient fossils for more than 7,000 years, are still ...

For thousands of years, scientists knew of two tiny marsupials in New Guinea only through fossils and local legend. Researchers had long considered these species extinct. However, a team recently ...

In 2000, a group of STRI botanists collected samples of all the plants from the genus Clusia they could find in Panama to ...

Botanists from the Smithsonian Tropical Research Institute (STRI) named the new species, Clusia nanophylla, because of the tiny size of the leaves, the smallest within the genus. This species has only ...

Faced with extreme drought, these flowers adapted. Scientists call it “evolutionary rescue," and say it's a hopeful sign for ...