Technology, features and articles | Educational Science

Sep 19, 2017

Brain-Computer Interface Allows Users to Compose Music With Only Their Thoughts

Imagine being locked in with a neurodegenerative disease like late-stage ALS (Lou Gehrig's Disease) or being completely paralyzed by a traumatic spinal cord injury. You could still think and dream and feel emotions, but you wouldn't be able to express them. For decades, researchers have been experimenting with brain-computer interfaces,...

Oct 19, 2017

Say What? Computer Game Improves Hearing in Noisy Situations

Want to follow conversations better in a noisy restaurant or bar? There soon may be an app for that. Researchers in Boston have developed a computer game that trains the brain to better understand words in noisy situations. After playing the game a few hours per week for two months,...

Nov 17, 2017

6 Tips for Buying a Laptop

Whether you're writing a term paper, teaching a class, organizing a research project or just surfing the web, you need the right laptop to suit your needs and budget. At first glance, the laptop shopping process may seem confusing. There are hundreds of different models available in several sizes, with...

Jun 14, 2018

This Supercomputer Can Calculate in 1 Second What Would Take You 6 Billion Years

It's shiny, fast and ultrapowerful. But it's not the latest Alfa Romeo. A physics laboratory in Tennessee just unveiled Summit, likely to be named the world's speediest and smartest supercomputer. Perhaps most exciting for the U.S.? It's faster than China's. The supercomputer — which fills a server room the size...

Oct 16, 2018

Defense Department Password Is Cracked in 9 Seconds. So How Safe Are US Weapons?

The weapons systems being developed by the U.S. Department of Defense are vulnerable to cyberattacks, meaning some evildoer with hacking skills could potentially take control of such weapons without being noticed, according to a new report by the U.S. Government Accountability Office (GAO), released Oct. 9. And the DOD seemed...

Nov 4, 2018

What Was the World's 1st Cyberattack?

Back in November 1988, Robert Tappan Morris, son of the famous cryptographer Robert Morris Sr., was a 20-something graduate student at Cornell who wanted to know how big the internet was – that is, how many devices were connected to it. So he wrote a program that would travel from...

Mar 26, 2019

Supercomputers Solve a Mystery Hidden Inside Merging Water Droplets

A team of British physicists and mathematicians used a supercomputer to uncover the hidden truth of how water droplets merge and stick together. If you've ever watched water droplets touch and merge, you might have imagined two little balls of water getting closer and closer together, until their surfaces overlapped...

May 13, 2019

New Supercomputer Will Span Continents, Outrace World's Fastest

The fastest supercomputer in the world will soon be outpaced by a newer, swifter rival. Scientists recently completed the engineering design for the first of two paired supercomputers called the Science Data Processor (SDP). Together, these supercomputers will manage vast quantities of data collected by the Square Kilometre Array (SKA),...

Mar 26, 2021

DARPA takes step toward 'holy grail of encryption'

The U.S. defense department is searching for what could be considered the holy grail of data encryption, which would seal up a loophole that allows hackers to access sensitive information while it's being processed. In modern encryption, a well-defined set of calculations, known as an algorithm, scrambles data so that...

Mar 25, 2022

Firewall: Definition, technology and facts

A firewall is a online security measure to protect your computer from viruses and other malicious attacks. You can use the internet to communicate with around 4.9 billion people worldwide, according to the International Telecommunication Union, and access more knowledge than at any other time in history. The downside is...

Mar 31, 2022

World Wide Web: Definition, history and facts

Before the invention of the World Wide Web (WWW), the earliest internet users were mainly researchers and military personnel. The network was complicated and, although it was possible to share files and messages, the interface was not user-friendly. In 1993, a researcher at CERN called Tim Berners-Lee started building a...

May 26, 2022

Early Memorial Day deal: Save $240 on the HP Envy 13 - an ideal laptop for students

If you’re looking for one of the best laptops around right now, then HP just made your next purchase much easier by reducing the price of one of its excellent HP Envy laptops by over $200. Right now, you can get the HP Envy 13 for just $699.99 at the...

Jul 11, 2022

Student laptop deal: Save $200 on MacBook Pro 13-inch and 14-inch at Best Buy

Although it's technically Amazon Prime Day, they're not the only place with some attractive offers. Save big bucks over at Best Buy thanks to their amazing deal on this gorgeous pair of MacBook Pro laptops. These are premium laptops at a very pretty price. Grab the MacBook Pro 13.3 with...

Jul 12, 2022

Save up to $300 on the latest Dell XPS 15 laptop in Prime Day sales

With so many tech offers to wade through, if you're looking for one of the best laptop deals on Amazon Prime Day then it can be a bit overwhelming. That's why we'd like to put the Dell XPS 15 forward as one of the better laptops out there. We've got...

Aug 17, 2022

Ancient Greek 'Computer' Came with a User Guide

Thanks to high-tech scanning, 2,000-year-old inscriptions on the Antikythera mechanism, an ancient Greek computer, can be read more clearly than ever before, revealing more information about the device and its possible uses. Ever since the first fragments of the device were pulled from a shipwreck off the coast of the...