Science

How quantum trickery can scramble cause and effect

Logic-defying experiments in quantum causality can twist the notion of time itself.<p>Albert Einstein is heading out for his daily stroll and has to …

Quantum Mechanics

Scientists Find Black Holes That May Collide and Destroy the Galaxy

The Milky Way is on a collision course with the Andromeda galaxy, and when the two colossal entities meet, they’ll shred each other apart.<p>What …

Universe

Scientists ‘can’t rule out’ collision with asteroid flying by Earth in 2029

Asteroids are one of the most serious threats to life as we know it, but scientists and skywatchers have gotten pretty good at predicting exactly …

Space Exploration

Watching The Dance Of Giant Black Holes

At the heart of most galaxies is a supermassive black hole. These powerhouses have a mass of millions or billions of Suns, and can create brilliant quasars when active. So what happens when two galaxies collide?<p>According to the models, when galaxies collide and merge, their two black holes capture …

Astrophysics

Does Dark Energy Exist?

<i>Paul Sutter is an astrophysicist at The Ohio State University and the chief scientist at COSI Science Center. Sutter is also host of Ask a Spaceman,</i> …

Space Science

Scientists have discovered the hottest planet in the universe

Scientists have found one of the craziest exoplanets yet. It's a huge gas giant not unlike our Solar System's own Jupiter, but it travels around its star in just 1.5 days, with a surface hotter than most stars.<p>The planet orbits a blazing star called KELT-9, which is some 650 light-years away. It's …

Universe

A warming Antarctica will create new animal habitats. That could lead to some epic competition.

As climate change continues to cause massive melting and ice loss in Antarctica, new habitats may begin to open up for wildlife across the thawing continent, scientists reported Wednesday. But while that may sound like a boon for plants, microbes, birds and other organisms, they caution that this …

Climate Change

This futuristic NASA ship could reach the edge of the solar system

It took the Voyager 1 spacecraft over three decades to leave the solar system (and scientists still aren’t sure when it did). We need a new method of propulsion that will transport spacecraft faster than ever before. NASA is one of a few agencies developing a new way to sail through space, on the …

Space Exploration

Animal that flummoxed Darwin finds its genetic home

An animal whose pedigree stumped even Charles Darwin has at long last found its place in the tree of life. A study released Tuesday in <i>Nature Communications</i> concludes that the <i>Macrauchenia patachonica</i>, or the "long-necked llama," is part of a sister group of the <i>Perissodactyla</i> placental order, which …

Charles Darwin

Universe Was Rife With Iron Early On, Say Astrophysicists

Most of the Universe’s iron had already been uniformly distributed inside intergalactic gas some 10 billion years ago — or well before the first galaxy clusters even formed , an international team of astrophysicists report.<p>Using 26 independent measurements of ten nearby galaxy clusters taken by …

Universe

The US will be unrecognizable by the end of this century

It's hot outside, and calling it a trend would be an understatement. The warming of the planet has been relentless, according to scientific surveys.<p>Miserably hot summers are not the worst problem we face in the coming decades. Rising seas, an uptick in hurricanes and wildfires, and more invasive …

Climate Change

How Uncertain Are LIGO's First Gravitational Wave Detections?

On September 14, 2015, two black holes of 36 and 29 solar masses merged together from over a billion light years away. In the inspiral and merger process, about 5% of their mass was converted into pure energy. It wasn’t energy the way we’re used to it, though, where photons carry it away in the …

Physics

New Multi-Colored Photons Could Dramatically Increase Computing Speeds — NOVA Next

As the electronics industry continues to follow Moore’s law and computer parts approach the size of an atom, physics starts to get funky.<p>According to …

Quantum Mechanics

Hot fuzz: the baby bird fossil that gives new meaning to ancient feathers

The discovery of a hundred-million-year-old specimen, beautifully preserved in amber, shows how the birds of yesteryear hatched fully prepared for takeoff<p>We’re back with News from the World of Old Feathers, and Lida Xing and colleagues strike again. They describe a new amber specimen of a …

Paleontology

Amazing space photobomb: SpaceX Dragon and Falcon 9 Rocket photobomb each other

It's official: SpaceX's rockets and spaceships have caught the selfie bug in the final frontier.<p>When SpaceX launched a Dragon cargo ship to the International Space Station this month, the spacecraft popped up in a "selfie" taken by the upper stage of the Falcon 9 rocket that launched the ship into …

Exploration

Asteroids Are Coming: Do You Know Where Your Children Are?

Actually, it’s Asteroid Day that’s coming on Friday, June 30, and you want your children to be paying attention. You, too.<p>Seriously? As if climate change, Brexit, Trump, North Korea, potential trade wars and all the rest weren’t enough, we have to worry about asteroids hitting the planet?<p>Well, yes. …

Space Exploration

43 Breathtaking Pics From Cassini's Journey to Saturn

Before Cassini goes out like a gangsta, check out these images from its 20-year mission.<p>Remember being 19? How did you mark that last year of your …

Planets

Goodbye, Planet Nine! New and better data disfavors the existence of a giant world beyond Neptune.

A new planet, bigger than Earth, could be lurking in the outer solar system. But new evidence says ‘probably not.’<p><i>“Although we were initially quite</i> …

Astronomy

Futuristic Space Lasers Have Arrived, And They're Far More Than Weapons

Not Just for Space Battles<p>Science fiction and pop culture have trained us to view the usefulness of lasers as simply a means of blowing stuff up. …

The Future

Think weather forecasts are bad? Try forecasting a volcanic eruption.

A new technique could bring us closer to accurately predicting volcano behavior.<p>Forecasting the weather is hard enough—just ask any meteorologist. But imagine how difficult it would be if all the data you needed to help build tomorrow’s weather map was located deep underground, utterly …

Geology

Yeast's Newest Trick: Detecting Deadly Pathogens - D-brief

By Carl Engelking | June 28, 2017 1:00 pm<p>Researchers in the Cornish lab at Columbia University examine baker’s yeast, modified to detect pathogens, …

Health

Friday Hack Chat: Climate Change

This Friday, we’re talking climate change. Is it possible to remove carbon from the atmosphere before most cities are underwater? What role can …

Earth

Mystery Science raises $2 million to keep kids curious

Kids are naturally curious, especially when it comes to the world that surrounds them. With questions like “Why is the sky blue?” or “What do blind people see?” children want to understand what is going on around them. But elementary school teachers may not always have the answers.<p>Mystery Science …

Kids

In 2029, a Massive Asteroid Will Come Startlingly Close to Earth

Few humans realize that the Apophis asteroid, discovered in 2004, is named after the Egyptian god of evil and destruction, who cherished chaos and …

Space Exploration

Anti-vaxxers have embraced social media. We’re paying for fake news with real lives

‘Fake news’ may be the latest buzzword, but there’s nothing new about it. It’s been around for decades and vaccine safety is one of its oldest targets. For years, cynical anti-vaccine groups have attempted to manipulate public opinion and undermine public trust with fabricated stories and appeals …

Public Health

Uranus' Magnetosphere Is Pretty Strange

Out of all the planets in our solar system, Uranus seems to get overlooked the most. Jupiter dwarfs it. Saturn's rings run circles around those of …

Astronomy

How To Photograph A Solar Eclipse

It is being billed as “The Great American Eclipse.” On August 21, 2017, a total solar eclipse can be witnessed from one end of the U.S. to the other. …

Astrophotography

Scientists Push Back Against Controversial Paper Claiming a Limit To Human Lifespans

Humans don’t like dying, they don’t like the idea of dying, and most have made not dying an important part of their life. Lots of folks are …

Longevity

Gene Thieves: Female Salamanders Hijack DNA from Multiple Males

In the natural world, stealing is a necessary and frequent strategy for survival. Every animal group includes opportunists that snatch others' fresh …

Biology

Fibre-optic device can detect stray cancer cells, improve tumour removal: study

A fibre-optic probe can detect errant cancer cells within healthy tissue during brain tumour surgery with close to 100 per cent accuracy and sensitivity, reducing the risk of recurrence and thereby increasing a patient’s survival time, say the Canadian researchers who developed the device.<p>The …

Cancer