When analyzing a set of data, one of the first steps many people take is to compute an average. You might compare your height against the average height of people where you live, or brag about your favorite baseball player’s batting average. But while
What is IVF? A nurse explains the evolving science and legality of in vitro fertilization
Since the overturning of Roe v. Wade in June 2022[1] ended the federal right to abortion, legislative attention has extended to many other aspects of reproductive rights, including access to assisted reproductive technologies such as in vitro fertilization, or
AI promised humanlike machines – in 1958
A roomsize computer equipped with a new type of circuitry, the Perceptron, was introduced to the world in 1958 in a brief news story[1] buried deep in The New York Times. The story cited the U.S. Navy as saying that the Perceptron would lead to machines
Read more https://theconversation.com/weve-been-here-before-ai-promised-humanlike-machines-in-1958-222700
Low-level blasts from heavy weapons can cause traumatic brain injury − 2 engineers explain the physics of invisible cell death
When the force of a blast shoots a round out of a large-caliber rifle, howitzer or M1 Abrams tank gun, the teams of people operating these weapons are exposed to low-level blasts[1] that can cause traumatic brain injuries[2].
Low-level blasts do not cause
Mental fatigue has psychological triggers − new research suggests challenging goals can head it off
Do you ever feel spacey, distracted and worn down toward the end of a long work-related task – especially if that task is entirely a mental one? For over a century, psychologists have been trying to determine whether mental fatigue is fundamentally
Anyone can play Tetris, but architects, engineers and animators alike use the math concepts underlying the game
With its bright colors, easy-to-learn rules and familiar music, the video game Tetris has endured as a pop culture icon over the last 40 years. Many people, like me, have been playing the game for decades, and it has evolved to adapt to new technologies
How is snow made? An atmospheric scientist describes the journey of frozen ice crystals from clouds to the ground
Curious Kids[1] is a series for children of all ages. If you have a question you’d like an expert to answer, send it to This email address is being protected from spambots. You need JavaScript enabled to view it. [2]. How is snow made? – Tenley, age 7, Rockford, Michigan The thought of snow can conjure up