Anna de Simone

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Does electricity travel through the wire or on the outer surface?

All electrical current produce Electro-Motive Force.<br>All currents produce EMF in the same orientation.<br>Like EMF repel each other.<p>This means that if you …

Are Space And Time Quantized? Maybe Not, Says Science

Throughout the history of science, one of the prime goals of making sense of the Universe has been to discover what’s fundamental. Many of the things we observe and interact with in the modern, macroscopic world are composed of, and can be derived from, smaller particles and the underlying laws …

Quantum Mechanics

You can actually have two sets of DNA

Read enough books on the body and you’ll find that reality is much stranger than any sci-fi series. Take the chimera chapter in science writer Carl Zimmer’s sprawling new treatise on heritability, “She Has Her Mother’s Laugh” (Dutton) for example.<p>In Greek myth, a chimera is a creepy combination of …

New way to make light interact with matter: Reducing the wavelength of light could allow it to be absorbed or emitted by a semiconductor, study suggests

Reducing the wavelength of light could allow it to be absorbed or emitted by a semiconductor, study suggests<p>Researchers have devised a new way to …

Cancer not only mutates but evolves other mechanisms to beat drugs

Though chemotherapy might kill most of the cancer, tiny populations of drug-resistant cancer cells manage to survive and propagate.<p>Because of …

7 tips to keep your brain as sharp as your body

When it comes to our hearts, even the non-medical types among us pretty much know what we need to be doing. In a nutshell: exercising and eating right.<p>But when it comes to our brains, guidelines tend to be foggier. Besides, we figure, since we’re probably as smart as we’ll ever be, what can we …

Scientific Theory And The Multiverse Madness

<i>Sabine Hossenfelder is a research fellow at the Frankfurt Institute for Advanced Studies in Germany. Her research focuses on general relativity and quantum gravity. She is author of the blog</i> Backreaction <i>and her first book, Lost in Math, is set to appear in June. You can find her on Twitter at @skdh.</i><p>…

Dark Matter

Can we filter greenhouse gases from the atmosphere?

The technology is still growing, but plants remain the best way to filter carbon dioxide from the air.<p>Removing carbon dioxide (CO2) from the …

André-Marie Ampère and Electromagnetism

André-Marie Ampere<p>On January 20, 1775, French physicist and mathematician <b>André-Marie Ampère</b> was born, after whom the unit of measurement of electric …

This New Brain Study Shows Why Some People Are More Creative Than Others

Mapping the creative network in the brain.<p>Creativity is often defined as the ability to come up with new and useful ideas. Like intelligence, it can …

This Man Ate Salmon Sashimi Every Day Until a Tapeworm Slithered Out of His Body

Warning: This is a little disturbing.<p>He told an emergency room physician he had a liking for raw fish – specifically, salmon sashimi.<p>It's what the …

Here's Why You Don't Need to Worry About That Huge "Incoming" Asteroid

There's not going to be a "doomsday" on February 4.<p>An asteroid larger than any skyscraper yet built is hurtling toward Earth, the Daily Mail informs. …

Jupiter’s swirling south pole

Juno spacecraft view of planet Jupiter’s southern polar region.<p>NASA’s Juno spacecraft captured this image of Jupiter’s swirling south polar region on …

Dazzling Trifid Nebula Glows in an Ocean of Stars (Photo)

<i>Miguel Claro is a Lisbon, Portugal-based professional photographer, author and science communicator who creates spectacular images of the night sky.</i> …

Brightening neutron-star collision stumps astrophysicists

New observations from NASA’s orbiting Chandra X-ray Observatory suggest that the gamma ray burst unleashed by the distant neutron-star merger …

Albert Einstein

Star-hop from Orion to Planet 9

Above image of Planet 9’s path via Wikipedia<p>Tonight, let the constellation Orion the Hunter show you the approximate position of the hypothetical …

Bitcoin’s Lightning Network Upgrade Gets Some Hands-On Testing

Lightning Network, a technology that many hope will make the Bitcoin payment network substantially more efficient, is becoming a reality. Standards …

Glasses could prevent motion sickness in self-driving cars

Never mind festooning a self-driving car in lights and other devices to fend off motion sickness -- you might just have to slip on some eyewear. University of Michigan researchers have patented a system that could use glasses or a headset to prevent a disconnect between your sense of motion and …

Speedy DNA nanorobot could lead to molecular factories

DNA-based robots promise all kinds of microscopic machinery, but there's a major obstacle: they're slow. Existing designs that use biochemical processes for movement can take <i>hours</i> to shuffle molecules around, which makes them utterly impractical for anything time sensitive. That might not a hurdle …

Tractor beam breakthrough could lead to levitating humans

Tractor beams have made the jump from science fiction to reality in recent years, but only for levitating very small objects. A new breakthrough could lead to futuristic, far out new uses for the technology and open the door to levitating much larger objects, including humans.<p>Engineers from the …

Space startup Rocket Lab successfully sent a rocket to orbit

On Sunday afternoon, New Zealand and U.S. spaceflight startup Rocket Lab successfully sent a second Electron rocket to space — and this time it …

5 Questions About Facebook's Plan to Rate Media by 'Trustworthiness'

What could go wrong?<p>Mark Zuckerberg announced Friday that Facebook will begin surveying users about which news sources they trust, in an effort to rank publications on “trustworthiness.” This rating will help determine media companies’ placement in the News Feed, thereby materially changing the …

Journalism