Through an exhaustive process of taking chimp stool samples all over Africa and measuring the rate of mutation in the viruses they found, scientists narrowed down the location of "spillover" to a remote corner of present-day Cameroon in the early 20th century. What likely happened next is ...
Over the centuries, ageocentricview of the universe — with Earth at the center of everything — gave way to the proper understanding we have today of an expanding universe in which our galaxy is but one of billions. On this list are some of the most famous scientists from the early days...
Long before the Texas Instruments LEDcalculator, or even the slide rule, there was another type of computer: the astrolabe. The device took its name, ultimately, from the Greek word astrolabos, or "star-taking."Astrolabeswere used primarily to make astronomical measurements, typically of the al...
All of these properties made it particularly attractive for home construction, and asbestos was the main insulation material used for building insulation for the late 19th century and much of the 20th century. But as early as the 1930s, the health hazards of asbestos became clear. When asbestos...
In the early 20th century, clocks were introduced to impose time limits on the length of games. Around this time, chess theory became more common, with players analyzing and memorizing different moves. In 1924, the World Chess Federation or International Chess Federation (also known by its Frenc...
According to the endosymbiont theory, an early eukaryotic cell engulfed the ancestor of present-day chloroplasts 鈥 a relative of extant cyanobacteria. This was the start of a new era for the chloroplast progenitor, because it was placed... H Aronsson,P Jarvis - 《Plant Cell Monographs》 被引...
computer science was on the rise but, uh, wasn’t as dominant as it is now. And data science and kind of the outgrowth of computational data science, where data science meets social science and computer science, also was sever...
first evidence of a concern with the past during the Bronze Age and concludes with the development of the five pillars of archaeology's scientific method in the late 19th and early 20th centuries. Historical interest in the past was not solely the purview of Europeans: but that's another ...
20th Century-Fox/Getty Images Sick of those frenzied morning school drop-offs? Longing for a morning commute free of highway road rage and public transit bum stink? Well, lucky for you, science is working on an answer, and it might just be as simple as scanning your body down to the...
Intense, provocative, disturbing, and captivating, the legendary artist led a life of restless brilliance.