Carol Kruckenberg

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Physics Girl Combines Magnetic Ferrofluid & Glow Sticks for Some Strange, Beautiful Science

<i>Physics Girl</i> host Dianna Cowern combines magnetic ferrofluid and glow sticks for some strange, beautiful science in a recent episode of her PBS …

Help! I’m Trapped in a Drop of Water

I am looking at a blob of water. Not pond water. Not pool water. Just ordinary H2O floating about in what appears to be zero gravity. And inside its wetness there’s a passenger, a goldfish, a very alive goldfish …<p>… that is trying desperately to escape—or so it seems. It flings itself at the blob’s …

Physicists Successfully Tie the Very First Quantum Knots

Theoretical physicists have been predicting that it should be possible for knots to form in quantum fields for decades, but nobody could figure out …

Astronomers' findings point to a ninth planet, and it's not Pluto

The scientist who killed Pluto says there may be nine planets in the solar system after all.<p>Caltech astronomer Mike Brown and his astrophysicist colleague Konstantin Batygin say they've found compelling evidence that a giant planet orbits the sun in the dark, distant badlands far beyond …

Earth - The most beautiful equation is… Einstein's field equation

Albert Einstein first outlined his general theory of relativity in 1915, and published it the following year. He stated it in one equation, which is actually a summary of 10 other equations. The video above explains what it all means.<p>The equations completely changed how we understood the nature and …

University of California

Ever wonder whether Captain America’s “vibranium alloy” shield actually could absorb kinetic energy, or whether Iron Man’s weaponized “repulsor beam” could deliver such concussive force? Thanks to Ricardo Castro, an associate professor in the UC Davis Department of Chemical Engineering and …

The world's greatest literature reveals multifractals and cascades of consciousness

James Joyce, Julio Cortazar, Marcel Proust, Henryk Sienkiewicz and Umberto Eco. Regardless of the language they were working in, some of the world's …

Earth - The most beautiful equation is… The Dirac equation

View image of Stylised Dirac Equation (Credit: Stellario Cama)<p>"Aesthetically it is elegant and simple," says Jim Al-Khalili of the University of Surrey in Guildford, UK. "This equation is very powerful, mainly because of what it signifies and the role it played in the history of 20th-century …

Research sheds new light on structure of gold nanoparticles in water

Researchers at the University of Jyväskylä, Finland, and Colorado State University, USA, have for the first time ever determined the dynamical …

Are Cosmologists Fooling Themselves About The Big Bang, Dark Matter And More?

Richard Feynman once said of the scientific process, “The first principle is that you must not fool yourself — and you are the easiest person to fool.” The idea that scientists might be fooling themselves (whether out of ignorance or in order to preserve their jobs) is a common accusation made by …

Dark Matter

Self-stacking nanogrids

Polymer nanowires that assemble in perpendicular layers could offer route to tinier chip components<p>Since the 1960s, computer chips have been built …

First Ride: Specialized Rhyme Expert Carbon 6Fattie

When I was in elementary school, my class took a field trip to the Mystery Spot in Santa Cruz, California. Deep in the redwoods was a strange place where the laws of gravity and physics didn’t apply: Golf balls rolled uphill, our classmates got taller when they walk from one side of the room to …

Physicists create magnetic state in atomic layers of transition metal oxide

Physicists at the University of Arkansas and their collaborators have created a magnetic state in a few atomic layers of artificially synthesized …

Einstein's genius changed science's perception of gravity

Albert Einstein opened humankind’s eyes to the universe.<p>Before Einstein, space seemed featureless and changeless, as Isaac Newton had defined it two …

Physics

Meet the 22-Year-Old Latina Harvard University is Calling the Next Einstein

What would <b>Albert Einstein</b> look like in the year 2016? A first-generation <b>Cuban</b>-American millennial from Chicago, at least that’s what Harvard University indicated when they called <b>Sabrina Gonzalez Pasterski</b> the next Einstein.<p>The 22-year-old graduated from MIT with a perfect score of 5.0 and is now a …

Harvard

Max Planck, originator of quantum theory, tormented by war and personal loss

Planck<i><br>Brandon R. Brown</i><i><br>Oxford Univ., $29.95</i><p>Scientists are products of their times and their culture. Some see beyond those constraints. Some are …

Astronaut Scott Kelly plays ping pong with water

WASHINGTON, Jan. 23 (UPI) -- United States astronaut Scott Kelly had fun with gravity as he demonstrated how to play ping pong with water on the …

Space

Physicists must accept that some things are unknowable

The Universe may be truly infinite, but our understanding of it never will be. Here’s why.<p><i>“To know that we know what we know, and to know that we do</i> …

‘The Cosmic Web’ weaves tale of universe’s architecture

Dark Energy May Be Distorting Our View of Gravitational Waves

Waves traveling through expanding space-time should look different than waves traveling through static space-time.<p>Dark energy may be distorting long-sought gravitational wave signals from distant sources in the universe, according to a paper posted to the arXiv pre-print server by astrophysicists …

Metal 'Snow' May Power Earth's Magnetic Field

The power source for Earth's magnetic field may be magnesium that has been trapped in the core since our planet's violent birth.

Magnetism

Theorists propose a new method to probe the beginning of the universe

How did the universe begin? And what came before the Big Bang? Cosmologists have asked these questions ever since discovering that our universe is …

Bill Nye's Change of Heart on GMOs Is in the Best Scientific Tradition

<i>"The first principle [of science] is that you must not fool yourself, and you are the easiest person to fool."</i> - Richard Feynman, winner of the Nobel Prize for physics, 1965.<p>When Bill Nye ("The Science Guy") publicly changed his mind recently about genetically modified organisms − he now says they …

Scientists Are Working to Drill a Mile-and-a-Half Hole Into the Earth

Geologists have been trying to drill down into the Earth's mantle for more than 50 years—and they may finally get there.<p>On the seafloor at a location in the Indian Ocean called the Atlantis Bank, about 800 miles southeast of Madagascar, scientists are working to drill 1.6 miles through the Earth's …

Soviet dreams: the tough, toylike beauty of Russian space relics

With scorched capsules, space dogs and sci-fi art, Cosmonauts tells the moving and shocking story of the Soviet Union’s space programme<p>When astronaut Tim Peake blasted off into space in time for Christmas, he went in a Soyuz rocket, from the very launch pad Yuri Gagarin used to become the first …

Jettison Through Nearly 60 Years of Space Junk Accumulation

Our planet has a space junk problem.<p>In 1957, Russian scientists launched the tiny satellite <i>Sputnik</i>, whose beeping signal would mark the start of the …

The computer designed in the 1800s

In the video above, discover how punched cards were proposed as a way to program 19th Century ‘computers’.<p>When we interact with computers today, we type into keyboards or press on screens. But the earliest programmers in the 1800s had to use much more rudimentary methods to control their …