• Apply for a Free Tree in DC

    (DC) (Casey Trees) Get Free Trees to accentuate your home with a beautiful shade tree at no cost. To register, submit an application with Casey Trees and one of their professional Urban Foresters will be in touch to start your process.

  • Exhibit: Dazzling Diversity

    Smithsonian National Museum of Natural History 1000 Madison Drive NW, Washington, DC, United States

    (DC) (Smithsonian Natural History Museum) Celebrate the vast and varied insect world through the pages of early natural history books from the Smithsonian Libraries and Archives. Dazzling Diversity provides a glimpse into the wealth of recorded scientific knowledge in these books, and the continuing relevance of historical science to contemporary biodiversity research. It offers a snapshot of different classes of ...

  • Science Inspires Art – Art Inspires Science (Virtual)

    (MD) (Natural History Society of Maryland) Researchers utilize a biochemical technique called clearing and staining to create skeletal images of vertebrates. This makes biological specimens transparent while simultaneously highlighting specific structures. Dr. Noah Bressman blends this scientific technique, photography, and digital effects to highlight the beauty within fish anatomy. He will discuss how he makes his unique neon skeletons, major ...

    Free – $5
  • Amphibian and Reptile Monitoring 2026 Season Kickoff

    Rust Library 380 Old Waterford Rd NW, Leesburg, VA, United States

    (VA) (Loudoun Wildlife Conservancy) Our local amphibians and reptiles are both susceptible to habitat destruction and pollutants and can often be victims of being misunderstood. Join Loudoun Wildlife Conservancy for an introductory look at our local amphibians and reptiles, what our citizens can do to help protect their habitats, and what related programs are available through Loudoun Wildlife to help ...

  • Little Tyke Hike at Peirce Mill

    Peirce Mill 2401 Tilden St NW, Washington DC, United States

    (DC) (National Park Service) Bring your little ones to learn about the forest and how to explore nature in RockC reek Park! This program includes books, animal puppets, magnifying glasses, and a very short hike. During the walk, children are encouraged to search for shapes and colors and use their senses to explore the forest. Recommended for families with children ...

  • Invasive Plant Removal at Roosevelt Island

    Theodore Roosevelt Island Washington DC, United States

    (DC) (National Park Service) Join the National Capital Region Invasive Plant Management Team to remove invasive shrubs and vines to make room for native flora and fauna on the island. We will meet at the Pedestrian Bridge, located on the Virginia side of the island. No skills or prior knowledge are required for these events. Volunteers who sign up will receive an ...

  • Senior Wellness Walk in Deanwood

    Deanwood Recreation Center 1350 49th St NE, Washington, DC, United States

    (DC) (Department of Parks and Recreation) Just 30 minutes every day can increase cardiovascular fitness, strengthen bones, reduce excess body fat, and boost muscle power and endurance. It can also reduce your risk of developing conditions such as heart disease, type 2 diabetes, osteoporosis and some cancers. Participants will enjoy group walking around the neighborhood, around the park, or just ...

    Free – $25
  • Bladdertraps and Biodiversity (Virtual)

    US Botanic Garden 100 Maryland Ave SW, Washington DC, United States

    (DC) (US Botanic Garden) Carnivorous plants like those in the genus Utricularia have evolved fascinating adaptations to capture prey and thrive in challenging environments. Join Executive Director Dr. Susan Pell in conversation with student researchers Jamie Lubov and Alex Risdal as they share their studies of this extraordinary group of plants!  These discoveries open a window into an interconnected plant ...