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  2. Why do we have Leap Day? What to know about the science ... - AOL

    www.aol.com/why-leap-day-know-science-121311322.html

    For example, the year 2000 was a leap year, but the years 1700, 1800 and 1900 were not. When did Leap Year start? Julius Caesar was assassinated on March 15, 44 B.C.E. in Rome, Italy.

  3. 2025 in science - Wikipedia

    en.wikipedia.org/wiki/2025_in_science

    The European Copernicus Climate Change Service reports that 2024 was the world's hottest year on record, and the first calendar year to pass the symbolic threshold of 1.5°C of global warming. [ 9 ] The first fully 3D printed microscope is revealed by the University of Strathclyde , made in just a few hours and for a fraction of the cost of ...

  4. 2024 in science - Wikipedia

    en.wikipedia.org/wiki/2024_in_science

    Global warming: 2023 is confirmed as the hottest year on record by several science agencies. [35] NASA reports a figure of 1.4 degrees Celsius above the late 19th century average, when modern record-keeping began. [36] NOAA reports a figure of 1.35 degrees Celsius. [37] Berkeley Earth reports a figure of 1.54 degrees Celsius. [38]

  5. Last year, a spacecraft built by Intuitive Machines through a NASA-sponsored program put the U.S. back on the moon for the first time since the end of the Apollo program, but t… CNN 42 minutes ago

  6. Cosmic Calendar - Wikipedia

    en.wikipedia.org/wiki/Cosmic_Calendar

    A graphical view of the Cosmic Calendar, featuring the months of the year, days of December, the final minute, and the final second. The Cosmic Calendar is a method to visualize the chronology of the universe, scaling its currently understood age of 13.787 billion years to a single year in order to help intuit it for pedagogical purposes in science education or popular science.

  7. Calendar year - Wikipedia

    en.wikipedia.org/wiki/Calendar_year

    The Lunar Hijri calendar ("Islamic calendar") is a lunar calendar consisting of 12 lunar months in a year of 354 or 355 days. [a] The astronomer's mean tropical year, which is averaged over equinoxes and solstices, is currently 365.24219 days, slightly shorter than the average length of the calendar year in most calendars.

  8. Science & Tech Articles & News - AOL.com

    www.aol.com/science-tech/page/2

    Russian scientists successfully revived 24,000-year-old micro-organisms, bdelloid rotifers, from Siberian permafrost, showcasing the marvel of cryptobiosis. Reuters 2 days ago Mount Vesuvius ...

  9. Science & Tech Articles & News - AOL.com

    www.aol.com/science-tech/guides

    We found the best technology for adults over 65 at CES this year. From AI aids to ‘aging in place’ smart home solutions, the annual tech show kept older users in mind. AOL 2 months ago