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.....»»
JWST"s Newfound Galaxies Are the Oldest Ever Seen
We now know that the first galaxies in our universe formed shockingly fast, thanks to the latest results from the James Webb Space Telescope.....»»
Oldest US agricultural plots go digital: 130+ years of data now online
In 1876, when University of Illinois professor Manly Miles established the Morrow Plots, he couldn't have imagined the plots would become the oldest continuous agricultural experiment in the Western Hemisphere. Nor could he imagine, more than a centu.....»»
Quantum effects of D-Wave’s hardware boost its performance
A clear performance edge, though the relevance to practical problems remains unclear. Enlarge / The D-Wave hardware is, quite literally, a black box. (credit: D-Wave) Before we had developed the first qubit, theoretician.....»»
A practical guide for why spatial audio music is great
Most people shrug off spatial audio because they don't know what it is or have decided it's a gimmick, but others are convinced Dolby Atmos songs sound better. Here are some practical examples of that, and why spatial audio benefits music.Dolby Atmos.....»»
Oldest bat skeletons ever found described from Wyoming fossils
Scientists have described a new species of bat based on the oldest bat skeletons ever recovered. The study on the extinct bat, which lived in Wyoming about 52 million years ago, supports the idea that bats diversified rapidly on multiple continents d.....»»
How the world"s oldest known meteorite impact structure changed the chemistry of Earth"s crust
Meteorite impacts can be cataclysmic events in the history of a planet, melting rock, changing atmospheric chemistry, and wreaking general havoc......»»
Move over, Wordle: The New York Times has a new puzzle game
The New York Times has a new math-based puzzle game called Digits, and you can try it for free right now......»»
Research team realizes quantum-enhanced microwave ranging
A study published in Nature Communications highlights the progress made in practical quantum sensing by a team led by academician Guo Guangcan and Prof. Sun Fangwen from the University of Science and Technology of China (USTC) of the Chinese Academy.....»»
Want sexual satisfaction? Do the math
University of Sussex mathematicians have developed the first ever mathematical model of how to reach sexual climax, as revealed in a new paper......»»
Today"s Wordle Answer #654 – April 4, 2023 Solution And Hints
Today's Wordle comes up just as often in math as it does in internet humor, but if you're having trouble, we have hints (and the answer) if you need the assist......»»
A practical method to improve the accuracy of orbit prediction and position error covariance prediction
With continuous developments in the space industry, the space near the Earth is occupied by a variety of spacecraft whose number is increasing dramatically every year. To avoid a collision, huge computation power is necessary to determine the possibi.....»»
Declines in math readiness underscore the urgency of math awareness
When President Ronald Reagan proclaimed the first National Math Awareness Week in April 1986, one of the problems he cited was that too few students were devoted to the study of math......»»
Google Bard gets better at homework with improved math and logic capabilities
Bard learns how to add 1+2, still flunks some basic logic questions. Enlarge (credit: Sean Gallup | Getty Images) Google Bard is getting a little smarter today with the addition of math and logic capabilities. Google em.....»»
A reconstruction of prehistoric temperatures for some of the oldest archaeological sites in North America
Scientists often look to the past for clues about how Earth's landscapes might shift under a changing climate, and for insight into the migrations of human communities through time. A new study offers both by providing, for the first time, a reconstr.....»»
A robust phase extraction method for overcoming spectrum overlapping in shearography
In the same way as the traditional optical interference technique, shearography obtains object deformation information by obtaining the phase, and the measured object is often dynamic in practical applications, so the spatial carrier method, which ca.....»»
Would building a Dyson sphere be worth it? We ran the numbers.
Here's the math behind making a star-encompassing megastructure. Enlarge (credit: Kevin Gill (CC BY 2.0)) In 1960, visionary physicist Freeman Dyson proposed that an advanced alien civilization would someday quit fooling.....»»
Your grocery bag might not have been recycled
Laws encourage recycling plastics, but verifying recycled content relies on tricky math. Enlarge / Recycling is sorted at the Sims Municipal Recycling Facility in New York City in 2015. (credit: Spencer Platt/Getty Images).....»»
Sotheby"s hopes for record sale of ancient Hebrew Bible
One of the oldest surviving biblical manuscripts, a nearly complete 1,100-year-old Hebrew Bible, could soon be yours—for a cool $30 million......»»
YouTube TV price hike is a reminder that you have to do the math
The YouTube TV base plan is getting more expensive, but some subscribers actually will see their overall bills go down......»»
Math answers puzzling behavior of bat ears, paving way for real-world upgrade to sonar tech
One iconic feature of the batsuit that makes Batman easily recognizable may soon give the Dark Knight's go-to sonar technology a real-world upgrade—bat-like ears. Only, these ears would not just look like a bat's, but would act like them, too......»»