🔬 Science & Technology
International Week of Science and Peace
Nov 9–15
The International Week of Science and Peace falls in the week of November 11 each year. Learn its 1986 roots, the 1988…
Science & Technology Days
Celebrate discovery and innovation with days dedicated to science, space, inventions, computers and the internet.
32 days, starting with the next one coming up.
🔬 Science & Technology
Electronic Greetings Day
Nov 29
Electronic Greetings Day on November 29 celebrates sending e-cards and digital messages. Send a quick note to someone you've been meaning to…
🔬 Science & Technology
Computer Security Day
Nov 30
Computer Security Day on November 30 is a reminder to protect your devices and data. Learn its 1988 origins and quick security…
🔬 Science & Technology
National Microwave Oven Day
Dec 6
National Microwave Oven Day on December 6 celebrates the kitchen appliance invented by accident. Learn how a melted candy bar led to…
🔬 Science & Technology
International Civil Aviation Day
Dec 7
International Civil Aviation Day on December 7 marks the 1944 Chicago Convention. Learn how ICAO keeps global air travel safe and connected.
🔬 Science & Technology
Computer Science Education Week
Dec 7–13
Computer Science Education Week falls each December around Grace Hopper's birthday. Learn its 2009 origin, the Hour of Code and ways classes…
🔬 Science & Technology
National App Day
Dec 11
National App Day on December 11 celebrates the mobile apps we use every day. Learn the history of app stores, fun facts…
🔬 Science & Technology
National Bicarbonate of Soda Day
Dec 30
National Bicarbonate of Soda Day on December 30 celebrates baking soda. Learn its history, the science of baking and clever household uses.
🔬 Science & Technology
National Drinking Straw Day
Jan 3
National Drinking Straw Day on January 3 marks the 1888 patent for the paper straw. Learn the history of the straw and…
🔬 Science & Technology
Earth’s Rotation Day
Jan 8
Earth's Rotation Day on January 8 marks Léon Foucault's 1851 pendulum experiment. Learn how it proved Earth spins and how fast our…
🔬 Science & Technology
National Static Electricity Day
Jan 9
National Static Electricity Day on January 9 explores the science behind shocks, clingy socks and hair that stands on end. Learn how…
🔬 Science & Technology
Wikipedia Day
Jan 15
Wikipedia Day on January 15 marks the launch of the free online encyclopedia in 2001. Learn its history, how it works and…
🔬 Science & Technology
National Kid Inventors’ Day
Jan 17
National Kid Inventors' Day on January 17 honors young inventors on Ben Franklin's birthday. Learn about inventions created by kids, from popsicles…
🔬 Science & Technology
National Tin Can Day
Jan 19
National Tin Can Day on January 19 marks the 1825 U.S. patent for tin cans. Learn the history of canned food, the…
🔬 Science & Technology
Thomas Crapper Day
Jan 27
Thomas Crapper Day on January 27 honors the Victorian plumber. Learn what he really invented, the history of the flush toilet and…
🔬 Science & Technology
Data Privacy Day
Jan 28
Data Privacy Day on January 28 encourages everyone to protect personal information online. Learn its history and simple privacy checks to do…
🔬 Science & Technology
National Inventors’ Day
Feb 11
National Inventors' Day is February 11, Thomas Edison's birthday. Learn how Congress and President Reagan created it in 1983 and how to…
🔬 Science & Technology
Engineers Week
Feb 21–27
Engineers Week comes each February. Learn why it honors George Washington, how it began in 1951 and how volunteers bring engineering to…
🔬 Science & Technology
Brain Awareness Week
Mar 15–21
Brain Awareness Week comes each March. Learn who started it in 1996, how it grew to 82 countries and simple ways to…
🔬 Science & Technology
Pi Day
Mar 14
Pi Day is March 14 (3/14). Learn how it started at San Francisco's Exploratorium, how many digits of pi NASA uses and…
🔬 Science & Technology
National DNA Day
Apr 25
National DNA Day is April 25. Learn the two genetics milestones it marks, how it started and how students and families can…
🔬 Science & Technology
National Paperclip Day
May 29
National Paperclip Day is May 29. Learn the surprising history of the paper clip, from the Gem design to a symbol of…
🔬 Science & Technology
Social Media Day
Jun 30
Social Media Day is June 30. Learn how Mashable started it in 2010, the latest Pew data on platform use and ideas…
🔬 Science & Technology
World Emoji Day
Jul 17
World Emoji Day is July 17. Learn who started it, how emoji began on Japanese phones in 1999 and how many emoji…
🔬 Science & Technology
National Moon Day
Jul 20
National Moon Day is July 20. Learn what happened on Apollo 11, how Nixon marked the date in 1971 and how Artemis…
🔬 Science & Technology
National Radio Day
Aug 20
National Radio Day is August 20. Learn how Detroit's 8MK went on air in 1920, how KDKA covered the Harding-Cox election and…
🔬 Science & Technology
National Skyscraper Day
Sep 3
National Skyscraper Day on September 3 celebrates towering buildings and the architects who design them. Learn skyscraper history from Chicago to today.
🔬 Science & Technology
International Podcast Day
Sep 30
International Podcast Day on September 30 celebrates podcasts and the creators behind them. Learn podcast history and tips for starting your own.
🔬 Science & Technology
Earth Science Week
Oct 10–16
Earth Science Week fills the second full week of October. See how AGI launched it in 1998, how many people it reaches…
🔬 Science & Technology
National Chemistry Week
Oct 17–23
National Chemistry Week comes each October from the American Chemical Society. See how long it has run, the latest theme and simple…
🔬 Science & Technology
World Space Week
Oct 4–10
World Space Week is October 4–10 each year. See how Sputnik and the Outer Space Treaty set its dates and how to…
🔬 Science & Technology
Mole Day
Oct 23
Mole Day on October 23 celebrates Avogadro's number, a key unit in chemistry. Learn why it's celebrated from 6:02 a.m. to 6:02…