National Museum of Natural History Blog

Smithsonian Voices

Not much is known about the megamouth, which was first observed by scientists in 1976. A new specimen (not pictured above) has traveled to the Smithsonian’s National Museum of Natural History, where researchers will study it to learn more about its behavior and life cycle. (Zola Chen)

Rare Megamouth Shark Arrives at the Smithsonian

Studying and eventually preserving the megamouth will help researchers learn more about the puzzling species, allowing them to examine the sharks’ impact on the ocean ecosystem and food chain.

Abigail Eisenstadt | August 11, 2020

Invasive species like lionfish can harm natural, human, and economic health. (Barry Brown)

Five Species to Wrap Up Invasive Species Week

Check out some of the most destructive and interesting species in the U.S.

Margaret Osborne | February 28, 2020

Scientists at the Smithsonian’s National Museum of Natural History discovered all sorts of cool things in 2019 including the first North American medicinal leech (Macrobdella mimicus) in more than 40 years. (Anna Phillips, Smithsonian)

10 Popular Scientific Discoveries from 2019

Celebrate the new year with some of our most popular scientific discoveries from 2019.

Miguel Montalvo | December 31, 2019

South American rivers are home to at least three different species of electric eels. One species, Electrophorus varii, named after the late Smithsonian ichthyologist Richard Vari, swims through murky, slow-flowing lowland waters. (D. Bastos)

Fish Detective Solves a Shocking Case of Mistaken Identity

Smithsonian scientist David de Santana discovered two new species of electric eels in the Amazon rainforest.

Bailey Bedford | September 19, 2019

Researchers at the Smithsonian's National Museum of Natural History traveled the world and made many new discoveries this year—including 18 new species of pelican spiders. (Nikolai Scharff)

Check Out Some of Our Most Popular Discoveries From 2018

Celebrate the new year with some of our most popular scientific discoveries from 2018.

Eric Liu | December 23, 2018

C. David de Santana and his team exploring the Javari River on the border of Brazil and Peru on a misty morning. (Douglas Bastos)

Discovery and Danger: The Shocking Fishes of the Amazon's Final Frontier

Smithsonian Scientist races to discover and study the mysterious fishes of the Amazon's final frontier.

C. David de Santana | July 30, 2018