Spring (Season)

The Science of Spring

Spring is often associated with ripe and luscious tomatoes off the vine, watercolor tulips, and the refreshing splash of rainfall. What might not come to mind, however, is the term, "Vernal Equinox," or the time of year when the sun's rays transcend above the equator into the northern hemisphere to birth the new season.

But exactly how does this astronomical phenomenon pave the way for springtime activities? Is there any real logic behind the idea of spring fever? These handpicked videos will get you thinking about the science of all things spring.

Key Facts In This Video

  1. Because the sun's rays are bent by the Earth's atmosphere, we see the sun before it rises and after it sets during the vernal equinox. 00:45

  2. Benjamin Franklin was the first to suggest day light savings time. 01:23

  3. Day Light Savings Time was enacted by law by the U.S. government year-round during WW2 to conserve energy. 01:45

Key Facts In This Video

  1. A study found that men produce the most (and healthiest) sperm in early spring. 00:23

  2. Scientists believe our seasonal change in melatonin (the "sleep hormone") may explain why we're more active in spring. 00:32

  3. The closer to the equator, the less evidence exists of spring fever. 01:20

Key Facts In This Video

  1. Sam Ingram was a swim coach at Colgate University when he accidentally invented spring break in 1936. 00:19

  2. The original location of spring break is Fort Lauderdale, Florida. 01:42

  3. In 1986, MTV began live-broadcasting from various spring break locales. 01:57

Written by Curiosity Staff March 17, 2014