Physics

Georges Seurat's Pointillist "Study for 'A Sunday on La Grande Jatte'" exhibits high levels of entropy but low levels of complexity

Physicists Come Up With Intriguing Way to Measure Art's Evolution

By mapping the complexity and entropy of 140,000 paintings created between 1031 and 2016, the researchers demonstrated the interaction of art movements

The researchers found that an electromagnetic "hotspot" is responsible for producing the burst of plasma

Why Do Grapes Send Sparks Flying in the Microwave?

The effect can be replicated with just about any grape-sized, water-based sphere, from large blackberries to gooseberries, quail eggs and hydrogel beads

Magnetic North Is Cruising Toward Siberia, Puzzling Scientists

It has drifted so far that scientists made an emergency revision to the World Magnetic Model

Enrico Fermi at the blackboard.

How Scientific Chance and a Little Luck Helped Usher in the Nuclear Age

Accidental experiments and chance encounters helped Enrico Fermi produce the first nuclear reactor

Scientists Predict Sun Will One Day Turn Into Giant Crystal Ball

New observations of white dwarfs confirm theory that the star remnants transition into solid structures as they cool

An artist's conception of the view from Farout.

Meet Farout, the Solar System's Most Distant Minor Planet

Observations suggest the object is 300 miles in diameter, pinkish-red and 3.5 times as far away from the sun as Pluto

The Ten Best Science Books of 2018

These titles explore the wide-ranging implications of new discoveries and experiments, while grounding them in historical context

Smithsonian.com's Chief Digital Officer Shares His Favorite Books of the Year

Our own William Allman describes the 2018 titles he found to be the most enjoyable and eye-opening reads

One of NIST’s ytterbium optical lattice clocks.

Scientists Measure the Second With Record-Breaking Precision

A new generation of optical clocks are becoming ever more reliable as physicists work to redefine time

U.S. Air Force C-130 Hercules aircraft fire chaff and flare countermeasures over the Nevada Test and Training Range Nov. 17, 2010.

The Woman Whose Invention Helped Win a War — and Still Baffles Weathermen

Her work long overlooked, physicist Joan Curran developed technology to conceal aircraft from radar during World War II

The NIST-4 Kibble balance, an electromagnetic weighing machine that is used to measure Planck's constant, and in turn, redefine the kilogram.

Scientists Are About to Redefine the Kilogram and Shake Up Our System of Measures

After more than 100 years of defining the kilogram according to a metal artifact, humanity is preparing to change the unit based on a constant of nature

A silica sphere with a radius of 50 nanometers is trapped levitating in a beam of light.

Optical Tweezers Give Scientists a Tool to Test the Laws of Quantum Mechanics

Quantum superposition is one of the great mysteries of physics—a mass existing in two states at once—and scientists hope to probe the phenomenon

When in Rome...

The Physics of a Perfect Pizza

It takes just the right amount of heat and conduction to turn dough into the perfect Roman Margherita pizza

Does the Same Goose Always Lead the Flying V and More Questions From Our Readers

You asked, we answered

We Haven't Been Zapped Out Of Existence Yet, So Other Dimensions Are Probably Super Tiny

In theory, other dimensions aren't big enough to form black holes and consume our universe or it would have happened already

Nobel Prize winner Donna Strickland photographed in her lab.

The Nobels Notoriously Overlook Women Physicists. Donna Strickland's Win Puts That Disparity into the Spotlight

Nobel committee recognizes three physicists in total, all of whom contributed to advancing laser technology

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Watch the Strongest Indoor Magnetic Field Blast Doors of Tokyo Lab Wide Open

The unexpectedly large 1,200 tesla boom could help researchers explore quantum physics and help in the quest for nuclear fusion

The coating, if used on enough buildings at once, could also help deal with so-called “urban heat islands.”

This New Coating Could Help Keep Buildings Cool

The porous polymer uses tiny air holes to reflect all wavelengths of sunlight, cooling buildings far better than white paint

Hey Fellow Kids, This Is How You Flip a Water Bottle

New paper by undergrads illuminates the physics behind the Water Bottle Challenge

Explorers Will Face Dangerous Amounts of Radiation On Their Trip to Mars

New data from the Mars Trace Gas Orbiter shows just the flight there and back alone will expose astronauts to 60 percent the lifetime radiation dose

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