Friday, March 18, 2022

Even Mild COVID Can Increase the Risk of Heart Problems

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March 18, 2022

Epidemiology

Even Mild COVID Can Increase the Risk of Heart Problems

Scientists are just starting to unravel the disease’s long-term cardiac effects

By Mariana Lenharo

Education

To Keep Students in STEM fields, Let's Weed Out the Weed-Out Math Classes

Reimagining calculus has changed several schools’ success rates. Here’s how

By Pamela Burdman

Planetary Science

China's First Moon Rocks Ignite Research Bonanza

Samples collected by Chang’e-5 are revealing exciting insights into the moon’s evolution

By Smriti Mallapaty,Nature magazine

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Paleontology

Newly Discovered Saber-Toothed Predator Shows How Hypercarnivores Evolved

A well-preserved fossil introduces a new species that lived in what is now California around 42 million years ago

By Raegan Scharfetter

Epidemiology

People, Not Science, Decide When a Pandemic Is Over

Historians of the 1918 influenza pandemic discuss lessons for what the future of COVID might look like

By Tanya Lewis

Defense

How Investigators Use Online Evidence to Expose Possible War Crimes

Researchers at the investigative collective Bellingcat scoured the Internet to verify the brutal use of cluster munitions in Ukraine

By Janosch Deeg

Anatomy

Where Are Genitals Represented in the Brain?

The homunculus of textbook fame still does not take into account the relevant locations in the cerebral cortex that process touch for the sex organs

By Dana G. Smith

Natural Disasters

Starlink Offers Internet Access in Times of Crisis, but Is It Just a PR Stunt?

There are no individual saviors for Tonga’s Internet infrastructure

By Robin George Andrews

Inequality

U.S. Records Reveal Bias against Muslim and Black Citizenship Applicants

The likelihood of attending a naturalization ceremony is lower for Black people, men and people from Muslim-majority countries

By Emily Willingham

Sociology

How Do We End Wars? A Peace Researcher Puts Forward Some Innovative Approaches

Young people and women need to be more involved in a continual process of averting armed conflict

By Theodor Schaarschmidt

Public Health

What Humanity Should Eat to Stay Healthy and Save the Planet

What we eat needs to be nutritious and sustainable. Researchers are trying to figure out what that looks like around the world

By Gayathri Vaidyanathan,Nature magazine

Artificial Intelligence

Are You Better Than a Machine at Spotting a Deepfake?

New research shows that detecting digital fakes generated by machine learning might be a job best done with humans still in the loop. 

By Sarah Vitak | 11:50

Defense

Russia Is Using 'Digital Repression' to Suppress Dissent

The Putin regime has a portfolio of digital tools to control information and crack down on protests within the country

By Sophie Bushwick
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BRING SCIENCE HOME
Crack the Code! Make a Caesar Cipher

If you need to send a secret message to a friend, how could you prevent other people from reading it? One way is to encrypt the message—that is, use a secret code that only you and your friend know. Try this activity to learn how to create your own “Caesar cipher,” a popular type of code that is easy to learn.

If you need to send a secret message to a friend, how could you prevent other people from reading it? One way is to encrypt the message—that is, use a secret code that only you and your friend know. Try this activity to learn how to create your own “Caesar cipher,” a popular type of code that is easy to learn.

Try This Experiment
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