Trig – The Oldest Practical Math
My guests on this episode are the authors of Make Trigonometry, Build Your Way from Triangles to Analytic Geometry, Joan Horvath and Rich Cameron. Make Trigonometry is the third math book that Joan and Rich have written with us, the previous books.....»»
Museum curator identifies the oldest spider fossil ever found in Germany
Jason Dunlop, curator of Arachnida and Myriapoda at the Museum für Naturkunde, in Berlin, has identified a spider held at the museum for several years. In his paper published in the journal PalZ, he describes the features of the spider and also note.....»»
Q&A: What does an aging Congress mean for a much younger nation?
The United States has the second-oldest legislature in the world in terms of politicians' ages, according to Kevin Munger, the Jeffrey L. Hyde and Sharon D. Hyde and Political Science Board of Visitors Early Career Professor of Political Science at P.....»»
GM JV battery firm rejects including Ohio workers under national agreement
Ultium Cells LLC said on Wednesday it "does not see a viable legal or practical path to place Ultium Cells-Ohio into the General Motors National Agreement." The United Auto Workers (UAW) union declined immediate comment......»»
X marks the unknown in algebra, but X"s origins are a math mystery
Even though "x" is one of the least-used letters in the English alphabet, it appears throughout American culture—from Stan Lee's X-Men superheroes to "The X-Files" TV series. The letter x often symbolizes something unknown, with an air of mystery t.....»»
How to subtract in Excel — make Microsoft do the math for you
We're going to teach you the ways of Excel, that is how to subtract in Excel......»»
Will the iPad mini 7 feature Apple’s M1 chip?
Released nearly two years ago, the iPad mini 6 is the oldest iPad in Apple’s current lineup and the model you’d think of first when … The post Will the iPad mini 7 feature Apple’s M1 chip? appeared first on BGR. Released nearly.....»»
Researchers identify oldest known species of swimming jellyfish
The Royal Ontario Museum (ROM) announces the oldest swimming jellyfish in the fossil record with the newly named Burgessomedusa phasmiformis. These findings are announced in the journal Proceedings of the Royal Society B......»»
A floating sponge could help remove harmful algal blooms
In the peak heat of summer, beachgoers don't want their plans thwarted by harmful algal blooms (HABs). But current methods to remove or kill toxin-producing algae and cyanobacteria aren't efficient or practical for direct applications in waterways......»»
Earth"s most ancient impact craters are disappearing
Earth's oldest craters could give scientists critical information about the structure of the early Earth and the composition of bodies in the solar system as well as help to interpret crater records on other planets. But geologists can't find them, a.....»»
Discovery of Elusive "Einstein" Tile Raises More Questions Than It Answers
A surprisingly simple answer to a mathematical puzzle intrigues the math world.....»»
Fossil reveals leaf-eating among earliest birds
A new type of analysis of a spectacular 120-million-year-old fossil skeleton of the extinct early bird Jeholornis from northeastern China has revealed the oldest evidence for birds eating leaves, marking the earliest known evolution of arboreal plant.....»»
Opinion: To get rid of hazing, clarify what people think is acceptable behavior and redefine what it means to be loyal
My husband and I spent a late August day several years ago settling in our oldest child, Andrew, for the start of his first year at college. We went to Walmart to buy a mini fridge and rug. We hung posters above his bed. We attended the obligatory go.....»»
New insights into the evolution of the plague pathogen
The origins of the plague go back to the Neolithic Age, with the oldest findings of the causative pathogen Yersinia pestis coming from human bones around 5,000 years old. In the history of the plague, the late antique Justinianic plague from the sixt.....»»
How a Doodler"s Problem Sparked a Controversy in Math
The twisty history and surprise ending of the four-color theorem saga.....»»
Researchers find evidence of a 2,000-year-old curry, the oldest ever found in Southeast Asia
It's hard to imagine a world without spice today. Fast global trade has allowed the import and export of all manner of delicious ingredients that help bring Indian, Chinese, Vietnamese, Malaysian, Sri Lankan (and so many more) cuisines to our dinner.....»»
Discovery of oldest 3D-preserved microorganisms
For the first time ever, researchers have been able to study the form of microorganisms from the early days of evolution some 1.5 billion years ago. These microorganisms are of exceptional importance for our understanding of the development of early.....»»
Nissan preps an old engine plant to make solid-state EV batteries
In a symbolic move for Japan's auto industry, Nissan is prepping its oldest factory, the sprawling Yokohama engine plant, for pilot production next year of cutting-edge solid-state batteries, the holy grail of next-generation EVs......»»
Field records of an early-20th century female public health pioneer converted to 21st century data
Natural history collections contain huge amounts of information on diversity, distribution and ecology of a variety of species; however, much of this valuable information is effectively lost to researchers due to historical and practical constraints:.....»»
Book: Unshackled: A Practical Guide For Highly-Skilled Immigrants To Thrive In The United States
I recently wrote the Foreword for Unshackled, a new book co-authored by Soundarya Basubramani, a writer from India, and Sameer Khedekar, a veteran immigration lawyer. Unshackled breaks down how legal immigration works in America in a way that is frie.....»»
OK Surfers, How Much Would It Cost to Power Your Own Wave?
How much energy would it take to fuel a wave that you can shred like Kelly Slater? Here’s the math......»»