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YouTube's women of STEM make learning about science fun

<i>This post is part of Mashable's ongoing series The</i> <i>Women Fixing STEM</i><i>, which highlights trailblazing women in science, tech, engineering, and math, as</i> …

Stanford University

Why the children of the identical twin women that married identical twin men will be genetic SIBLINGS

If the identical twin sisters who married identical twin brothers last weekend decide to start families, the couples' children will all be genetic …

Genetics

How Scientists Discovered Helium, the First Alien Element, 150 Years Ago

“I have obtained one of the finest and least expected results—Spectra of the stars!—and beautiful spectra with colors and magnificent lines. Just one …

Universe

Three Science Experiments You Can Do With Your Phone

Everyone already knows that you are carrying around a computer in your pocket. But your smartphone is more than just a computer—it's also a data …

Physics

Archimedes lifted the world off their hinges

Illustration to Archimedes remark “Give me a place to stand on, and I will move the earth”, Engraving from Mechanic’s Magazine, 1824)<p>Without knowing …

Mathematics

This Awesome Periodic Table Tells You How to Actually Use All Those Elements

Americium could save your life.<p>Thanks to high school, we've all got a pretty good idea about what's on the periodic table.<p>But whether you're looking …

How many neutrons can you cram into an atom? More than physicists thought

Physicists in Japan have blasted out the heaviest calcium nuclei ever seen—each containing the 20 protons needed to make the element, but with a huge …

Physics

Nuclear weapons are as confusing as they are deadly — here are 16 terms you keep hearing and what they actually mean

Nuclear weapons are humankind's most fearsome creations.<p>In a matter of minutes, one nuclear-armed nation can level dozens of cities, spread radioactive fallout for hundreds or thousands of miles, and wreck Earth's climate.<p>Most people are familiar with the basics: Slap together enough uranium or …

North Korea

Volcanoes, ranked

Earth is home to about 1,500 active or potentially active volcanoes, and each day around 20 of these often-steaming vents erupt in a variety of …

Let's Use Physics to Model a Curving Soccer Ball

It's that World Cup time of the year—so that means it's also time to talk about soccer physics. What about the impossible kick? The "impossible" kick …

Physics

Stonehenge builders used Pythagoras' theorem 2,000 years before Greek philosopher was born, say experts

The builders of Britain’s ancient stone circles like Stonehenge were using Pythagoras' theorem 2,000 years before the Greek philosopher was born, experts have claimed.<p>A new book, Megalith, has re-examined the ancient geometry of Neolithic monuments and concluded they were constructed by …

Greek Philosophy

What If You Only Drank Energy Drinks?

The Absolutely Amazing Theory of Almost Everything

The Standard Model. What dull name for the most accurate scientific theory known to human beings.<p>More than a quarter of the Nobel Prizes in physics …

What Is a Nebula?

A <b>nebula</b> is a giant cloud of dust and gas in space. Some nebulae (more than one nebula) come from the gas and dust thrown out by the explosion of a …

Cosmology

First mobile phone call made 45 years ago today

A historic milestone occurred April 3, 1973: the very first call on a mobile phone. It was the phone equivalent of landing on the moon.<p>But that call wasn’t an inspirational message — some equivalent of “a giant leap for mankind.” Nope, Martin Cooper, who headed up Motorola’s team developing the …

2,300 years after mathematicians first noticed prime numbers, they're still intrigued

Making us scratch our heads for millennia.<p>On March 20, American-Canadian mathematician Robert Langlands received the Abel Prize, celebrating lifetime achievement in mathematics. Langlands’ research demonstrated how concepts from geometry, algebra, and analysis could be brought together by a common …

Mathematics

Why is gold yellow?

Some unexpected physics is responsible for this precious metal’s familiar gleam.<p>Simple chemistry predicts that gold and silver should have the same …

The Quest for Superheavy Elements and the Island of Stability

The heaviest element that humans have ever found is called oganesson. Each atom of the stuff packs a whopping 118 protons into its dense center. In …

Prime numbers are still one of the most mysterious topics in math — here are the most confounding problems

Prime numbers are one of the most basic topics of study in the branch of mathematics called number theory.<p>Primes are numbers that can only be evenly divided by themselves and 1. For example, 7 is a prime number since I'm left with a remainder or a fractional component if I divide 7 by anything …

Mathematics

A Classic Formula For Pi Was Discovered Hidden in Hydrogen Atoms

Two years ago ... this was an amazing find.<p>Back in 2015, scientists found something amazing for the first time - a classic formula for pi hidden in …

15 Science Mysteries No One Has Figured Out

“To know, is to know that you know nothing,” said Socrates, the famed ancient Greek philosopher. And while we know a LOT thanks to science, there’s …

Crick and Watson decipher the DNA

James D. Watson (*April 6, 1928)<p>On February 28, 1953, American molecular biologist <b>James D. Watson</b> and English biophysicist <b>Francis Crick</b> announced to …

A video that explains the Heisenberg uncertainty principle

The more you know about a quantum particle's position, the less you know about its momentum, and vice versa. This is the Heisenberg uncertainty …

How Cells Pack Tangled DNA Into Neat Chromosomes

A human cell carries in its nucleus two meters of spiraling DNA, split up among the 46 slender, double-helical molecules that are its chromosomes. …

Pictures Capture the Invisible Glow of Flowers

Picture Stories<p>Ultraviolet light reveals alien-like colors and fairy sparkles in seemingly normal plants.<p>Take a look at some of the flowers photographed by Craig Burrows and you might feel as if you’ve suddenly been transported into the alien world of Pandora from James Cameron’s <i>Avatar</i>. Brightly …

Equitation science: Does it baffle too many horse owners?

Horsetalk.co.nzResearchers in Australia look at how horse riders perceive it.Equitation science: Does it baffle too many horse owners? -- …

New desalination membrane produces both drinking water and lithium

Seawater is a complex cocktail of useful minerals, but it's hard to separate out the specific ones we need. Now, a team of scientists from Australia …

Pathway opens to minimize waste in solar energy capture

Researchers at the ARC Centre of Excellence in Exciton Science have made an important discovery with significant implications for the future of solar …

Can thorium reactors dispose of weapons-grade plutonium?

Thorium reactors have long been proposed as a cleaner, safer alternative to conventional nuclear energy, and now a new Russian study has added …

Nuclear Energy

Scientists Have Figured Out Why Human Skin Doesn't Leak

Despite us losing 500 million skin cells per day.<p>Our skin might give us grief sometimes, but one thing we can always depend on it to do is not start …

Imperial College London