The Origin of Zero | Scientific American
WebAug 21, 2009 · The Sciences. The number zero as we know it arrived in the West circa 1200, most famously delivered by Italian mathematician Fibonacci (aka Leonardo of Pisa), who brought it, along with the rest ...
What We’ve Lost: The Species Declared Extinct in 2020
WebJan 13, 2021 · Euchorium cubense —Last seen in 1924, this Cuban flowing plant—the only member of its genus—has long been assumed lost. The IUCN characterized it as extinct in 2020 along with Banara ...
What Is Pi, and How Did It Originate? | Scientific American
WebMay 17, 1999 · The Sciences. Succinctly, pi—which is written as the Greek letter for p, or π—is the ratio of the circumference of any circle to the diameter of that circle. Regardless of the circle's size ...
The Science Is Clear: Gun Control Saves Lives
WebMay 26, 2022 · The science is abundantly clear: More guns do not stop crime. Guns kill more children each year than auto accidents. More children die by gunfire in a year than on-duty police officers and active ...
See the Highest-Resolution Atomic Image Ever Captured
WebJun 28, 2021 · Cornell University. August 2021 Issue. Particle Physics. Behold the highest-resolution image of atoms ever taken. To create it, Cornell University researchers captured a sample from a crystal in ...
It's a Solid... It's a Liquid... It's Oobleck! | Scientific American
WebMay 2, 2011 · This substance's funny name comes from a Dr. Seuss book called Bartholomew and the Oobleck. Materials. • 1 cup of water. • 1 to 2 cups of cornstarch. • Mixing bowl. • Food coloring ...
News | Scientific American
WebNews and research about News, including commentary and archival articles published in Scientific American.
How Did Water Get on Earth? | Scientific American
WebOct 6, 2019 · About 70% of the surface of our planet Earth is covered in water. We are nestled in our solar system at just the right distance from the Sun for this liquid water to exist. Any farther and that ...
How Einstein Changed the World | Scientific American
WebSep 1, 2015 · That would change on November 6, 1919. In special relativity, Einstein established that nothing can travel faster than the speed of light. This set the stage for a confrontation with Newton's ...
The Evolution of the Universe | Scientific American
WebOct 1, 1994 · Some 15 billion years ago the universe emerged from a hot, dense sea of matter and energy. As the cosmos expanded and cooled, it spawned galaxies, stars, planets and life. By P. James E. Peebles ...
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