Science & Nature Programs
Where the River Flows: Scientific Reflections on Earth’s Waterways

Geophysicist Sean W. Fleming examines how mathematics and physics can reveal the hidden dynamics of rivers, offering insights into the profound interrelationships that they have with landscapes, ecosystems, and societies.

Date
Wednesday, April 5, 2017 - 6:45 p.m. to 8:15 p.m.
A Rock Creek Park Tour
All-Day Tour

Celebrate the beauty of spring on a daylong guided visit to DC’s beloved urban oasis, Rock Creek Park, with local natural historian Melanie Choukas-Bradley and other experts on the park and its history.

Date
Friday, April 14, 2017 - 9:30 a.m. to 4:00 p.m.
Urban Wildlife: Balancing Coexistence and Management

Washingtonians share our city, filled with parks and abundant green spaces, with plenty of non-human fellow residents. Wildlife biologist John Hadidian examines the challenges and rewards of becoming better neighbors in nature.

Date
Wednesday, April 19, 2017 - 6:45 p.m. to 8:45 p.m.
Telling Fact from Falsehood: Skills to Expose Pseudoscience

How do we know what we know? It’s hard enough parsing fact from fiction in today’s so-called post-truth environment, but how can we recognize science fact from pseudoscience? Paleontologist Thomas Holtz shares questions we need to ask to get to the truth.

Date
Tuesday, April 25, 2017 - 6:45 p.m. to 8:45 p.m.
Spring at the National Arboretum
Morning Tour

The National Arboretum, one of DC’s best-kept secrets, is home to 9 miles of winding parkland roads covering more than 450 acres. Enjoy a spring tour at what is usually the peak blooming time for azaleas, dogwoods, and seasonal wildflowers.

Date
Wednesday, April 26, 2017 - 8:30 a.m. to 12:30 p.m.
Spring at the National Arboretum
Afternoon Tour

The National Arboretum, one of DC’s best-kept secrets, is home to 9 miles of winding parkland roads covering more than 450 acres. Enjoy a spring tour at what is usually the peak blooming time for azaleas, dogwoods, and seasonal wildflowers.

Date
Wednesday, April 26, 2017 - 1:00 p.m. to 5:00 p.m.
Shedding Light on Dark Matter

During the past century, advances in technology have allowed for the introduction of radical ideas about the nature of the cosmos and our place in it. Theoretical astrophysicist Priya Natarajan traces the arc of the acceptance of two such ideas: that of dark matter and black holes. She also discusses her intriguing work in mapping dark matter and modeling supermassive black holes.

Date
Tuesday, May 2, 2017 - 6:45 p.m. to 8:45 p.m.
DC Goes Green: New Growth, New Approaches
All-Day Tour

Visit local commercial, health care, academic, and residential settings that reflect the city’s most eco-friendly trends in urban architecture and landscape design. Even lunch goes green at a restaurant with its own rooftop gardening program.

Date
Friday, May 12, 2017 - 9:30 a.m. to 5:45 p.m.
The Manhattan Project: Visions of a Nuclear Future

The clandestine Manhattan Project was a futuristic enterprise embedded in a wartime environment—and both the war and the future influenced its evolution. Historian Martin J. Sherwin explores the history and legacy of this world-changing mission.

Date
Wednesday, May 17, 2017 - 6:45 p.m. to 8:45 p.m.
Epidemics Past and Present: Causes, Responses, and the Human Impact

David Morens of the National Institute of Allergy and Infectious Diseases at NIH offers a survey of the most significant epidemics in human history, as well as an examination of global efforts to eradicate their contemporary counterparts.

Date
Wednesday, May 17, 2017 - 6:45 p.m. to 8:15 p.m.
City of Trees

Washington’s rich botanic diversity and arboreal history is a living legacy built on the horticultural expertise and passion for trees of founders such as George Washington and Thomas Jefferson. Local natural historian Melanie Choukas-Bradley offers an illustrated overview of many of the city’s notable green spaces and landscaped landmarks.

Date
Tuesday, May 23, 2017 - 6:45 p.m. to 8:45 p.m.
City of Trees with May 25 Tour

Washington’s rich botanic diversity and arboreal history is a living legacy built on the horticultural expertise and passion for trees of founders such as George Washington and Thomas Jefferson. Local natural historian Melanie Choukas-Bradley offers an illustrated overview of many of the city’s notable green spaces and landscaped landmarks. A tour of the Capitol grounds complements the program.

Date
Tuesday, May 23, 2017 - 6:45 p.m. to 8:45 p.m. and Thursday, May 25, 2017 - 10:00 a.m. to 1:00 p.m.
City of Trees with May 26 Tour

Washington’s rich botanic diversity and arboreal history is a living legacy built on the horticultural expertise and passion for trees of founders such as George Washington and Thomas Jefferson. Local natural historian Melanie Choukas-Bradley offers an illustrated overview of many of the city’s notable green spaces and landscaped landmarks. A tour of the Capitol grounds complements the program.

Date
Tuesday, May 23, 2017 - 6:45 p.m. to 8:45 p.m. and Friday, May 26, 2017 - 10:00 a.m. to 1:00 p.m.
Smithsonian Sleepover at the Natural History Museum

Family Program: (Ages 8 to 12) Go on an interactive exploration of the Natural History Museum, participate in hands-on crafts projects, and view an IMAX film. Then roll out your sleeping bag and dream away in the darkened halls of one of the world’s most famous museums!

Date
Friday, May 26, 2017 - 7:00 p.m. to 9:00 a.m.
Working Dogs: Saviors in the Post-9/11 World

The Penn Vet Working Dog Center in Philadelphia transforms qualified pups into highly trained bomb-sniffing, drug-interdiction, search-and-rescue, and cancer-detecting professionals. Learn about the puppies’ rigorous training, and then watch as several of the center’s graduates demonstrate their special skills.

Date
Sunday, June 4, 2017 - 1:30 p.m. to 3:30 p.m.
American Eclipse: Scientific Rivals in the 19th-Century West

A rare total eclipse drew scientists from all over the country to Wyoming and Colorado in the summer of 1878. Three of them became professional competitors: astronomers James Craig Watson and Maria Mitchell, and a young Thomas Edison. Author (and eclipse chaser) David Barton tells their story.

Date
Tuesday, June 6, 2017 - 6:45 p.m. to 8:45 p.m.
Smithsonian Sleepover at the Natural History Museum

Family Program: (Ages 8 to 12) Go on an interactive exploration of the Natural History Museum, participate in hands-on crafts projects, and view an IMAX film. Then roll out your sleeping bag and dream away in the darkened halls of one of the world’s most famous museums!

Date
Friday, June 23, 2017 - 7:00 p.m. to 9:00 a.m.
Smithsonian Sleepover at the Natural History Museum

Family Program: (Ages 8 to 12) Go on an interactive exploration of the Natural History Museum, participate in hands-on crafts projects, and view an IMAX film. Then roll out your sleeping bag and dream away in the darkened halls of one of the world’s most famous museums!

Date
Friday, June 30, 2017 - 7:00 p.m. to 9:00 a.m.
Smithsonian Sleepover at the Udvar-Hazy Center

Family Program: (Ages 8 to 12) Go on an interactive exploration of the Udvar-Hazy Center in Chantilly, Virginia. Then roll out your sleeping bag and dream away in the halls of one of the world’s most famous museums!

Date
Saturday, July 15, 2017 - 7:00 p.m. to 9:00 a.m.
Smithsonian Sleepover at the Natural History Museum

Family Program: (Ages 8 to 12) Go on an interactive exploration of the Natural History Museum, participate in hands-on crafts projects, and view an IMAX film. Then roll out your sleeping bag and dream away in the darkened halls of one of the world’s most famous museums!

Date
Friday, July 21, 2017 - 7:00 p.m. to 9:00 a.m.
Smithsonian Sleepover at the Udvar-Hazy Center

Family Program: (Ages 8 to 12) Go on an interactive exploration of the Udvar-Hazy Center in Chantilly, Virginia. Then roll out your sleeping bag and dream away in the halls of one of the world’s most famous museums!

Date
Saturday, July 29, 2017 - 7:00 p.m. to 9:00 a.m.
Smithsonian Sleepover at the Natural History Museum

Family Program: (Ages 8 to 12) Go on an interactive exploration of the Natural History Museum, participate in hands-on crafts projects, and view an IMAX film. Then roll out your sleeping bag and dream away in the darkened halls of one of the world’s most famous museums!

Date
Friday, August 4, 2017 - 7:00 p.m. to 9:00 a.m.
Smithsonian Sleepover at the Udvar-Hazy Center

Family Program: (Ages 8 to 12) Go on an interactive exploration of the Udvar-Hazy Center in Chantilly, Virginia. Then roll out your sleeping bag and dream away in the halls of one of the world’s most famous museums!

Date
Saturday, August 12, 2017 - 7:00 p.m. to 9:00 a.m.
Smithsonian Sleepover at the Natural History Museum

Family Program: (Ages 8 to 12) Go on an interactive exploration of the Natural History Museum, participate in hands-on crafts projects, and view an IMAX film. Then roll out your sleeping bag and dream away in the darkened halls of one of the world’s most famous museums!

Date
Friday, August 18, 2017 - 7:00 p.m. to 9:00 a.m.