Reference Terms
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Projectile
A projectile is any object sent through space by the application of a force.
Note: The above text is excerpted from the Wikipedia article "Projectile", which has been released under the GNU Free Documentation License.
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Science News
December 7, 2024
Dec. 5, 2024 — A new study suggests that the fundamental abilities underlying human language and technological culture may have evolved before humans and apes diverged millions of years ...
Dec. 4, 2024 — Astrophysicists find the birth sites of gigantic elliptical galaxies which they say gives new clues about how they were formed. The galaxies look like bulging footballs and how they were created ...
Dec. 3, 2024 — Brain tissue is among the most energetically costly in the body, and as a result, larger-brained mammals require more energy to support brain growth and maintenance. Exactly which biological changes allowed human ancestors to meet the very high ...
Dec. 4, 2024 — Scientists have uncovered the first direct evidence that ancient Americans relied primarily on mammoth and other large animals for food. Their research sheds new light on both the rapid expansion of humans throughout the Americas and the extinction ...
Latest Headlines
updated 12:56 pm ET
Dec. 6, 2024 — A new artificial intelligence model can predict how atoms arrange themselves in crystal ...
Dec. 6, 2024 — Iridium-based catalysts are needed to produce hydrogen using water electrolysis. Now, a team has shown that the newly developed P2X catalyst, which requires only a quarter of the Iridium, is as ...
Dec. 6, 2024 — Exactly why do people remember what they remember? A recently published review paper sheds light on this fundamental question and the relationship between factors that influence human ...
Dec. 6, 2024 — A researcher has uncovered evidence of intestinal parasites in a 500-year-old latrine from Bruges, Belgium, and while the finding may induce ...
Dec. 6, 2024 — A single modification in the protein found on the surface of the highly pathogenic avian influenza (HPAI) H5N1 influenza virus currently circulating ...
Dec. 6, 2024 — A research group has developed an innovative pesticide delivery system called nanopesticides. These tiny technologies could change how we use ...
Dec. 6, 2024 — BK polyomavirus, or BKPyV, is a major cause of kidney transplant failure. There are no effective drugs to treat BKPyV. Research reveals new aspects ...
Dec. 6, 2024 — Recent decades have seen a rapid surge in damages and disruptions caused by flooding. Experts call on scientists to more accurately model these risks and caution against overly dramatized reporting ...
Dec. 6, 2024 — Researchers have unraveled how immune cells called microglia can transform and drive harmful processes like neuroinflammation in Alzheimer's disease. ...
Dec. 6, 2024 — Researchers show that the all-time record low in winter sea ice extent in 2023 can be explained by warm Southern Ocean conditions and patterns in the ...