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"Molecular clock" study traces evolution back to ancestor of all life on Earth

The further back in time you go, the patchier our understanding of life on Earth gets. That's because fossils from those early years are extremely …

Atoms

New Higgs Boson Discovery Could Help Solve Cosmic Puzzle

Scientists can’t take pictures of the Higgs boson. But they can find proof of its existence by watching “E=mc2” play out in hundreds of millions of …

The 15 Best Places to Visit in Peru

Say the word “Peru” and an image of the elaborate stone complex of Machu Picchu, South America’s most famous Inca ruins, springs to mind. But beyond …

Tourist's Guide to Tipping in Peru

It's not always clear where, when and how much to tip in Peru, especially if it's your first visit. And tipping isn't a big part of Peruvian culture, …

Colliding Neutron Stars Likely Birthed a Baby Black Hole

On August 17, 2017, astronomers witnessed an extraordinary celestial event: a collision between two ultra-dense neutron stars. Scientists had never …

Black Holes

Nuclear scientists at CERN discover color of antimatter, hope to learn much more

For the first time in history, researchers at CERN have been able to examine the spectral structure of an antimatter antihydrogen atom in full …

Physics

CERN Researchers Think They Saw Rare Particle Decay That Could Lead to New Physics

Physicists in Switzerland are on a subatomic hunt that, they hope, will reveal some entirely new results beyond the limits of their theories.<p>An …

This Supposed Dark Matter Evidence Won't Seem to Go Away

This past June, 500 pounds of a specially fabricated crystal buried in an Italian mountain <b></b>seemed to glow just a little brighter. It wasn’t the first …

Astronomers think they saw a star exploding out of a giant gas bubble

Basically just a cosmic cocoon.<p>It appeared as a flash of light on the arm of a distant spiral galaxy. It outshone neighboring stars, an attention-grabbing display of brilliance that peaked after 2.2 days in the sky. Then it was gone, dimming slowly into the background even as researchers raced to …

Something unusual is happening with our planet's magnetic field

Something unusual is happening with our planet's magnetic field.<p>For the past 160 years, it's been weakening at an alarming rate. Scientists are …

25 under-the-radar places in Latin America to visit in your lifetime, according to the world’s top travel experts

From the darkest depths of Peru to the crystal blue underground cenotes of Mexico, there is something incredibly alluring about Latin America.<p>However, the best off-the-beaten-track destinations are usually discovered by word of mouth, often among travellers on the road from hostel bunkbeds or over …

Iconic Stellar Ring Much Stranger Than Previously Thought

You’re looking at an image of an enormous ring of debris, 237 light years away from Earth, orbiting <b></b>a long-studied, young star called HR 4796A. While …

Hubble

Elusive Higgs-Like State Created in Exotic Materials

If you want to understand the personality of a material, study its electrons. Table salt forms cubic crystals because its atoms share electrons in …

Scientists detect signal from ‘cosmic dawn,’ when stars first lit up the universe

By Sarah Kaplan<p>Sarah Kaplan<p>Reporter for Speaking of Science<p>Email Bio Follow<p>For the first time, scientists have detected a signal from “cosmic dawn” — the moment when the universe's earliest stars emerged.<p>The signal, reported Wednesday in the journal Nature, is little more than a blip in the radio …

Black Holes

Oldest Fossils On Earth Nearly 3.5 Billion Years Old

Life has been present on Earth for a long time, and at one point, it might have sustained off methane.<p>Life on Earth is, at the very least, about 3.5 billion years old. That's what researchers at UCLA and the University of Wisconsin–Madison have determined through analysis of microscopic fossils …

Neutron star collision named biggest scientific breakthrough of 2017

The discovery of two neutron stars violently colliding has been named the top scientific breakthrough of 2017 by the journal Science.<p>Scientists from …

Greenland Shark Is Oldest Living Vertebrate And Could Be 512 Years Old, Science Study Finds

Danish scientists believe they’ve discovered the oldest living vertebrate: a Greenland shark lurking in the frigid North Atlantic and Arctic waters …

Astronomers just discovered a supermassive black hole from the dawn of the universe

And it's much bigger than we expected.<p>There was a bang. A big one. It was the beginning of everything, but for several hundred million years, all was darkness. Then, lights started flickering to life, stars and gases and galaxies all coming online.<p>One of the brightest lights during that dawn had a …

Gravity signals rapidly show true size of giant quakes

<b>Researchers have developed a new approach to estimate the true size of very large earthquakes.</b><p>At present, scientists use seismic waves from a rupture to work out the scale of the event.<p>But a new analysis of the Tohoku earthquake in Japan in 2011 shows that changes in gravity can give more rapid …

Two Teams Have Simultaneously Unearthed Evidence of an Exotic New Particle

A few months ago, physicists observed a new subatomic particle—essentially an awkwardly-named, crazy cousin of the proton. Its mere existence has …

Periodic Table of Exoplanets Neatly Classifies Over 3,700 Known Worlds

Astronomer Abel Méndez‏ from the Planetary Habitability Laboratory at the University of Puerto Rico has put together a Periodic Table of Exoplanets, …

Music only helps you concentrate if you’re doing the right kind of task

If the task requires creativity or mental rotation, music can increase performance.<p>Many of us listen to music while we work, thinking that it will help us to concentrate on the task at hand. And in fact, recent research has found that music can have beneficial effects on creativity. When it comes …

IBM’s Newest Quantum Computers Are the Most Powerful of Their Kind

IBM has announced two powerful new quantum computer processors, one client-ready and another in the works.<p>Today’s announcement includes both a 20 …

What the Hell Is a Quantum Computer and How Excited Should I Be?

They will never sit on your desk, and they will most certainly never fit in your pocket. Today, they’re fragile, and need to be kept at temperatures …

Squishy or Solid? A Neutron Star’s Insides Open to Debate

The alerts started in the early morning of Aug. 17. Gravitational waves produced by the wreck of two neutron stars—dense cores of dead stars—had …

The Astounding Engineering Behind the World's Largest Optical Telescope

It's easy to miss the mirror forge at the University of Arizona. While sizable, the Richard F. Caris Mirror Laboratory sits in the shadow of the …

Advanced aliens, if they exist, may not look so different from us after all

Nearly every depiction of extraterrestrial life are of green figures with large heads, and bug eyes, that look, well, <i>alien</i>. But new research suggests …

Monster Planet, Tiny Star: Record-Breaking Duo Puzzles Astronomers

A giant planet has been found orbiting an ultracool dwarf star — the largest planet compared to its star ever found — leaving scientists baffled at …

Newfound Wormhole Allows Information to Escape Black Holes

In 1985, when Carl Sagan was writing the novel <i>Contact</i>, he needed to quickly transport his protagonist Dr. Ellie Arroway from Earth to the star Vega. …