"Back to the Future" Day
Join us on October 21st, 2025, for "Back to the Future" Day, a nostalgic tribute to Marty McFly and Doc Brown's time-traveling adventures. more >>
Ada Lovelace Day
Ada Lovelace Day, October 14, 2025: Honor the world's first computer programmer, Augusta Ada King, and recognize women's contributions to STEM fields. more >>
International Day of Women and Girls in Science
International Day of Women and Girls in Science, February 11, 2024. Celebrating women's role in STEM, promoting equality and inspiring the next generation of female scientists. more >>
National Science Fiction Day
National Science Fiction Day, January 2, 2025: Explore the infinite possibilities of science fiction, discover new authors, and join fans worldwide in their love for the genre. more >>
National Science Appreciation Day
National Science Appreciation Day, 3/26/2025, explore science, interactive exhibits, workshops, and lectures. more >>
Celebrate Scientists Day
Discover the truth about Scientists Day on 3/14/2025. Is it a real holiday or just a myth? more >>
Science Education Day
Science Education Day on 3/14/2025: Learn about this lesser-known holiday and discover its significance in promoting science and education. more >>
National Fossil Day
National Fossil Day, October 15, 2025: Explore the ancient past, meet paleontologists, and discover the significance of fossils in understanding Earth's history. more >>
First Contact Day
First Contact Day, 4/5/2025: Commemorating humanity's historic encounter with an alien civilization, a day of unity, cooperation, and intergalactic discovery. more >>
National STEAM Day
National STEAM Day, November 8, 2024: Explore innovation, creativity, and skills in Science, Technology, Engineering, Arts, and Mathematics. more >>
National Science Day
National Science Day on 2/28/2025: Explore the wonders of science, its impact, and the innovators who shape our world, inspiring future STEM careers and a deeper appreciation for science's role in improving our lives. more >>
Carl Sagan Day
Carl Sagan Day, November 9, 2025: Honoring the legacy of a pioneering astronomer and science communicator, inspiring curiosity and critical thinking. more >>
Metric System Day
Discover why there's no Metric System Day on 4/7/2025. Learn about alternative scientific measurement holidays and the truth behind the metric system. more >>
Alien Day
Join the intergalactic fun on Alien Day, April 26, 2025, as fans of science fiction and space enthusiasts come together to explore the unknown. more >>
X-ray Day
Discover the truth about X-ray Day on November 8th, 2024. Is it a real holiday or just a myth? more >>
National Periodic Table Day
National Periodic Table Day, 2/7/2025: Discover the significance of the periodic table and its impact on understanding the building blocks of our universe. more >>
Geologists Day
Geologists Day, 4/6/2025: Explore the fascinating world of geology, honoring the work of dedicated professionals who help us understand our planet and address environmental issues. more >>
World Laboratory Day
Discover the truth about World Laboratory Day on April 23, 2025. Is it a real holiday or just a myth? more >>
National Bunsen Burner Day
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National Richter Scale Day
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Pi Day
Pi Day on 3/14/2025: Discover the joy of math and pie-baking in this unique holiday, combining intellectual curiosity with culinary creativity. more >>
African-American Scientist and Inventor Day
African-American Scientist and Inventor Day, 2/25/2024: Celebrating the groundbreaking contributions and achievements of African-American scientists and inventors, promoting diversity and inclusion in STEM. more >>
Linus Pauling Day
No holiday dedicated to Linus Pauling found. Learn more about this American chemist and peace activist. more >>
Ghost in the Machine Day
Discover the mysterious origins of Ghost in the Machine Day on June 12th, 2024. more >>
National Megalodon Day
National Megalodon Day - Discover if this extinct shark species has a dedicated holiday on 6/15/2024. more >>
National Exascale Day
National Exascale Day, 10/18/2024: Discover the impact of exascale computing on medicine, climate modeling, and materials science, and explore its vast potential. more >>
World Science Day for Peace and Development
World Science Day for Peace and Development, November 10, 2024: Explore the power of science in promoting peace, security, and sustainable development. more >>
National Public Science Day
National Public Science Day, 2/17/2025: Discover the truth behind this lesser-known holiday and learn more about its significance in the world of science. more >>
National Biomechanics Day
National Biomechanics Day, 4/9/2025: Explore the fascinating intersection of engineering, anatomy, and physiology, and discover cutting-edge research and technologies improving human health and performance. more >>
Chemists Celebrate the Earth Day
Chemists Celebrate the Earth Day on 4/22/2025: Learn about the importance of environmental protection, sustainability, and eco-friendliness. more >>
Astronomy Day
Join us on Astronomy Day, October 12, 2024, for stargazing sessions, lectures, and workshops that explore the wonders of the universe and inspire a sense of community and curiosity. more >>
DNA Day
DNA Day, 4/25/2025: Discover the significance of DNA's double helix structure and its impact on genetics, medicine, and forensic science. more >>
Square Root Day
Square Root Day on 5/5/2025: Explore the beauty of math through games, puzzles, and competitions that make numbers accessible and enjoyable for everyone. more >>
National Geographic Day
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International Darwin Day
International Darwin Day, 2/12/2025, honors Charles Darwin's legacy, promoting science, reason, and critical thinking through lectures, debates, and educational events. more >>
Pi Approximation Day
Pi Approximation Day, 7/22/2024, discover the joy of math and pi's infinite digits in fun activities and creative projects. more >>
Cousteau Day
Discover the truth about Cousteau Day on June 11, 2024. Is it a real holiday or just a myth? more >>
National Innovation Day
National Innovation Day, 2/16/2025: Join the global celebration of creativity, imagination, and progress, honoring innovators and shaping the future. more >>
World Statistics Day
World Statistics Day, October 20, 2025: Discover the power of data-driven insights shaping a better future for all. more >>
Space Exploration Day
Space Exploration Day, 7/20/2024, explore humanity's fascination with the cosmos, achievements in space travel, and the future of discovery. more >>
Mathematics Day
Mathematics Day, December 22, 2025: Discover the beauty and importance of math in our daily lives, and how it shapes our world. more >>
Weights and Measures Day
Weights and Measures Day, May 20, 2025. Learn about the significance of precise measurements in science, trade, and commerce, and how they shape our daily lives. more >>
National Sense of Smell Day
National Sense of Smell Day, 4/26/2025: Discover the power of your sense of smell and how it shapes your experiences and emotions. more >>
National Biologic Coordinators Day
National Biologic Coordinators Day, 11/1/2024: Recognizing the vital role of biologic coordinators in ensuring safe and efficient biological sample collection, processing, and distribution for transplantation, research, and patient care. more >>
National Medical Science Liaison Awareness and Appreciation Day
National Medical Science Liaison Awareness and Appreciation Day, 11/1/2024: Recognize the vital role of Medical Science Liaisons in advancing patient care and improving health outcomes. more >>
Pick a Pathologist Pal Day
Discover the truth behind Pick a Pathologist Pal Day on December 13th, 2024. Is it a real holiday or a myth? more >>
Perihelion Day
Perihelion Day, January 4, 2025: Discover the fascinating day when Earth is closest to the sun, learn about its orbit and the sun's impact on our climate and seasons. more >>
Biological Clock Day
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