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Physics
Experiment: Make your own cents-able battery
Make your own ‘voltaic pile’ with pennies and nickels, and find out how many coins will make the most electricity!
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Physics
Let’s learn about particles that help us peer inside objects
Particles such as muons, X-rays and neutrons help scientists peer inside fossils, mummies, pyramids, volcanoes and the human body.
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Genetics
Scientists Say: Genetic Engineering
Genetic engineering involves adding, changing or removing certain pieces of DNA from a living thing to give it desired traits.
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Space
Check out the magnetic fields around our galaxy’s central black hole
Astronomers have captured polarized light coming from the Milky Way’s supermassive black hole. This offers insight into its magnetic fields.
By Adam Mann -
Earth
Earthquake sensor: Taylor Swift fans ‘Shake It Off’
Scientists determined dancing fans were behind the seismic waves recorded during Swift’s August concerts.
By Skyler Ware -
Questions for ‘Cake-cutting math offers lessons that go far beyond dessert plates’
Questions for ‘Cake-cutting math offers lessons that go far beyond dessert plates’
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Math
Cake-cutting math offers lessons that go far beyond dessert plates
As a way to study how to fairly share a limited resource, cake-cutting can inform splitting up chores, drawing fair voting districts and more.
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Health & Medicine
With measles outbreaks in 49 countries, should you worry?
By March, the United States had more measles cases than in all of 2023. It was part of a global trend. The way to halt measles’ spread: vaccinations.
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Archaeology
A tattoo experiment hints at how Ötzi the Iceman got his ink
The findings challenge a common idea about how the mummified man got marked with dark lines.
By Bruce Bower -
Questions for ‘A tattoo experiment hints at how Ötzi the Iceman got his ink’
Questions for ‘A tattoo experiment hints at how Ötzi the Iceman got his ink’
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Materials Science
Scientists Say: Semiconductor
Modern electronics, from cell phones to video games, work thanks to these conductor-insulator hybrids.
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Artificial Intelligence
Here’s why AI like ChatGPT probably won’t reach humanlike understanding
Unlike people, this type of artificial intelligence isn’t good at learning concepts that it can apply to new situations.