AD
Today is: April 27
Scroll to explore events active on this date.
For the current year, this category includes: 3160 events.
Category: Science & Mathematics
Highlighting global events relating to the sciences and mathematics.
Science and math is a heavy-duty category covering a lot of ground. It focuses on the sciences, including but not limited to astronomy, biology, chemistry, physics, geography, anthropology, engineering, and mathematics.
Science & Math Events
Mathematics Day, Intl. Day of (1879): Marc...
Daily
Declared annually by UNESCO since 2019, March 14 is recognized and celebrated as the International Day of Mathematics. There are two reasons for this. The numerical representation of Pi is 3:14, and today...
January
Meteorological Day, World (1950): March 23
Daily
World Meteorological Day honors the invaluable contribution of meteorological specialists around the globe. Meteorologists report and study the weather. Due to their efforts, millions of people each year...
January
Moon—First Quarter: March 6
Daily
The first quarter moon occurs when the moon is one-half illuminated by the sun. Each day forward increases the amount of the moon you can see. The 1st quarter typically occurs seven days after the new moo...
January
Moon—Full: March 14
Daily
A full moon occurs when the moon is illuminated by the sun and on the opposite side of the earth. Its ecliptic longitude is 180 degrees. For centuries, people have applied names to full moons to track th...
January
Moon—New: March 29
Daily
The New Moon occurs when the moon and the sun have the exact elliptical longitude when the moon is at its closest point to the sun in its orbit. From earth, we usually cannot see it. The new moon is consi...
January
Moon—Third Quarter: March 22
Daily
Today is the third quarter of the moon, meaning it is halfway between the full and new moon.
January
Near Miss Day (1989): March 23
Daily
Near Miss Day marks the March 23, 1989, anniversary of what could have been a global disaster. A giant asteroid, almost the size of a mountain, came so close to the Earth that it almost hit. Fortunately,...
January
Oil, National Day of (IR)(1951): March 20
Daily
On March 15, 1951, the government of Iran nationalized the country's oil fields, making it the nation's property. The British were given one week to leave. National Day of Oil is a national holiday in Ira...
January
Polar Week, Intl.: March 14-20 (est)
Weekly
International Polar Week is an awareness and education campaign sponsored by The Association of Polar Early Career Scientists (APECS). The polar regions support a rich array of life in the Arctic and Ant...
January
Question Day, Ntl. Ask a: March 14
Daily
National Ask a Question Day is a day devoted to the importance of asking questions to better ourselves. The day encourages each to ditch the shame associated with ignorance and ask questions that increase...
January
Taxonomist Appreciation Day: March 19
Daily
Taxonomy is behind the name, definition, and classification of various biological organisms. A Taxonomist is a biologist who does this. Taxonomist Appreciation Day is a day for scientists to thank their c...
January
Three Mile Island (1979): March 28
Daily
March 28, 1979, is the day of the Three Mile Island Nuclear Plant Meltdown, and it is the worst nuclear disaster on US soil.
January
Women Inventors Month, Ntl.: March
Monthly
National Women Inventors Month, observed annually in February in the United States, is a celebration and acknowledgment of the contributions of women inventors to science, technology, industry, and daily...
January
Women of Aviation Week: March 2-8
Weekly
Women Of Aviation Worldwide Week (WOAW) is an annual global event that aims to raise awareness about the opportunities for women in the aviation and aerospace industries, as well as to encourage more wome...
January
Zero Waste Day: March 30
Daily
The International Day of Zero Waste is dedicated to promoting sustainable consumption and production practices and raising awareness about the contributions of zero-waste initiatives to the 2030 Agenda fo...
January
AIDS, First Man Cured of AIDS Announced (2...
Daily
Today is the anniversary of the announcement of the first man, Timothy Ray Brown of Berlin, cured of HIV, the preliminary stage of the virus that causes AIDS, on May 16, 2011. For those of us alive in t...
January
Beaufort Day (1774): May 27
Daily
Sir Francis Beaufort, the Beaufort wind force scale inventor, was born on May 27, 1774. His device measures wind force without the use of special instruments. He created it while serving as a Royal Navy o...
January
Biological Diversity Day, World (1992): Ma...
Daily
The United Nations General Assembly, by its resolution 55/201 of December 20, 2000, proclaimed May 22 as The International Day for Biological Diversity to increase understanding and awareness of biodivers...
January
Day of Light, Intl.: May 16
Daily
The International Day of Light is a global celebration highlighting the crucial role of light in various fields, including science, culture, art, education, sustainable development, medicine, communicatio...
January
Inventors Month, Ntl.: May
Monthly
Inventors Digest Magazine, United Inventors Association, and the Academy of Applied Science designate this month as National Inventors Month. May aligns with the National Inventors Hall of Fame inductio...
January
AD
/footer-logo.svg){kind=logo}
LEGAL: Excerpts and links may be used, provided that full and clear attribution is given to Jubilee LLC and LEEPCalendar.com, with appropriate and specific direction to the original content (Page URL). Additional documents, embedded videos and additional image rights retained by their creators and are provided to increase understanding of the event or topic.
Jubilee LLC reserves the right to accept or reject inclusion of events in this calendar. The appearance of an event in LEEP Calendar does not imply endorsement of the event, nor the organization championing the event by Jubilee LLC, its stakeholders, customers or subsidiaries. All dates, contact information, URLs, addresses, and information relating to any event, promotion or holiday are subject to change without notice and should be treated as estimated. Jubilee LLC, our stakeholders, customers and subsidiaries cannot warrant accuracy. Users of this application are solely responsible for verifying actual event date with organizers and additional sources prior to committing resources, financial, human or otherwise.
Jubilee LLC, 1712 Pioneer Avenue,Suite 2019 Cheyenne, WY 82001 +1 (484) 226 4777
Copyright © Jubilee LLC / LEEPCalendar.com 2025. All rights reserved.
/Icon awesome-facebook-square.svg)
/Icon awesome-instagram.svg)
/Icon awesome-twitter-square.svg)
/Icon awesome-linkedin.svg)
/Icon awesome-behance-square.svg)