E Betsure

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A Japanese spacecraft just threw two small rovers at an asteroid

But we still don’t know if they’ve touched down yet<p>This morning, a Japanese space probe deposited two tiny rovers on an asteroid nearly 200 million miles from Earth. The vehicle is Hayabusa2, and the rovers were the first in a series of robots that the vehicle will throw at the asteroid’s surface …

Aerospace

10 Networking Troubleshooting Tools To Try Today

Network problems are issues that everyone has from time to time. It can get annoying when it happens but it is a part of our connected world. Fortunately, there are tools available that make it easier to diagnose and troubleshoot these kinds of problems so that our work can resume.<p>We asked members …

Command-line

Jocelyn Bell Burnell awarded for work in astrophysics over 50 years after pulsar discovery

Over 50 years ago, Dame Jocelyn Bell Burnell was only a postgraduate student attending the University of Cambridge when she made one of the most …

Jocelyn Bell Burnell

Sin City Lights Up With a Dash of Molten Salt

Nevada is the home of the world's first utility-scale molten salt facility<p>The bright lights of Las Vegas flip on when the sun sets, making solar an …

Sin City

The Standard Model

The math that describes nature can be simple, even elegant. Consider Einstein’s beloved <i>E</i> = <i>mc</i>2. A mere three letters tell us that matter and energy …

Physics

Beginner's Tutorial on the Pandas Python Library

Pandas is an open source Python package that provides numerous tools for data analysis. The package comes with several data structures that can be …

Python Programming

This Is Why You Can Smell Rain Before a Drop Falls

Sniff out this delightful combination of fragrant chemical compounds.<p>When those first fat drops of summer rain fall to the hot, dry ground, have you …

Particles

The world's greatest road trip: Patagonia, Chile

The road is a recent arrival. Barely 30 years ago, much of this country was accessible only on foot, on horseback or by boat. Locked between …

South America

Excavation Begins on a Truly Giant New Telescope

The bigger a telescope’s mirrors, the better resolution it has. Excavation has just begun on a new telescope that will be truly enormous, called the …

Massive rogue planet found lurking outside our solar system

Researchers have discovered a “rogue” planet outside of our solar system using the Very Large Array (VLA), the first time such a discovery has been …

Two quarks for Muster Higgs

Every atom has a nucleus at its centre, and the smallest constituents of that nucleus are quarks. Named by Murray Gell-Mann after James Joyce’s Finnegan’s Wake, nothing is smaller than a quark. In fact as far as we know, quarks are <i>infinitely</i> small.<p>The idea of an infinitely small particle is …

The Peculiar Math That Could Underlie the Laws of Nature

New findings are fueling an old suspicion that fundamental particles and forces spring from strange eight-part numbers called “octonions.”

Ask Ethan: How Large Is The Entire, Unobservable Universe?

13.8 billion years ago, the Big Bang occurred. The Universe was filled with matter, antimatter, radiation, and existed in an ultra-hot, ultra-dense, but expanding-and-cooling state. By today, the volume containing our observable Universe has expanded to be 46 billion light years in radius, with the …

Dark Matter

Deepening Drought In Western U.S. Costs Ranchers Money And Heartache

In the shadow of remote Dry Mountain in central Oregon, branding is the only way to guarantee a fair sorting of cattle among ranchers in the fall. Ear tags can rub off in the rough, sage-studded country.<p>So each year, before cattle are let out to graze on the summer range, the young are branded, …

If we don’t want to run out of water, we should look to the sun

Next generation solar technology could drive down the cost of scrubbing salt from seawater.<p>A winter of exceptionally meager snowfall has revived California’s water woes. Snowpack typically supplies the state with much of its water during the spring and summer, but this year, snow is in short …

Finally, a Problem That Only Quantum Computers Will Ever Be Able to Solve

Computer scientists have been searching for years for a type of problem that a quantum computer can solve but that any possible future classical …

TAL

This Is What a Nuclear Attack in New York City Would Look Like

In his efforts to Make America Great Again, Donald Trump has succeeded in reviving at least one aspect of America’s past: the fear of nuclear war. …

Silicon-perovskite solar cell cracks new efficiency record

Silicon has long been the go-to material for solar cell technology, and for good reason: It's inexpensive, it's stable and it's efficient. …

Chemical Engineering

NASA seriously wants to send humans to Venus now

Mars and the moon are already at the top of NASA’s prospect list for future human exploration and possibly colonies, but another planet has recently …

Solar Panels

Synthetic phonons enable nonreciprocal coupling to arbitrary resonator networks

R. W. Boyd, <i>Nonlinear Optics</i> (Academic Press, 2003).<p>G. Bahl,<br>• M. Tomes,<br>• F. Marquardt,<br>• T. Carmon<p>, Observation of spontaneous Brillouin cooling.Nat. Phys. …

zstd – A Fast Data Compression Algorithm Used By Facebook

Zstandard (also known as zstd) is a free open source, fast real-time data compression program with better compression ratios, developed by Facebook. …

Move Over, China: U.S. Is Again Home to World’s Speediest Supercomputer

The United States just won bragging rights in the race to build the world’s speediest supercomputer.<p>For five years, China had the world’s fastest computer, a symbolic achievement for a country trying to show that it is a tech powerhouse. But the United States retook the lead thanks to a machine, …

Technology

The LHC Has Detected The Higgs Boson Again, This Time With a Massive Twist

Whoa.<p>Physicists working at the Large Hadron Collider have made a major new detection of the famous Higgs boson, this time catching details on a rare …

Volatility may hit Wall Street as Alphabet, Facebook leave tech sector group

SAN FRANCISCO/NEW YORK (Reuters) - Volatility could well be in the cards for Wall Street again early this fall, but not for the same reason stocks got rattled in February.<p>This time the culprit would be the largest-ever shakeup of the stock market's broad business sectors, which will mean some of …

A game-changing carbon-capture power plant just passed its first big test

Net Power announced today that it successfully fired up a pilot plant near Houston that takes an entirely new approach to capturing carbon dioxide. …

Breakthrough: Indian origin scientist uses solar energy to extract Hydrogen from water

<b>In a big push for solar fuel, Govinder Singh Pawar has created a semiconductor that can store solar energy more efficiently than any other method we</b> …

Clean Energy

Amazon and Google Are Cultivating Quiet Ties With Police and Military. That's Becoming a Big Problem

Civil rights groups are outraged about Amazon’s supply of facial recognition technology to law enforcement organizations in the U.S.<p>The American …

Scientists Have Found The 'Holy Grail of Shipwrecks' And Up to $17 Billion in Treasure

But who will get the loot? Drama ensues.<p>For centuries, untold riches of gold, silver, and jewels buried with the world's most valuable shipwreck were …

Ghostly 'Lightning' Waves Discovered Inside a Fusion Reactor

Mysterious, ghostlike "whistler waves" that are normally created by lightning could protect nuclear fusion reactors from runaway electrons, new …

Nuclear Energy