A silica sphere with a radius of 50 nanometers is trapped levitating in a beam of light.
J. Adam Fenster, University of Rochester
The discovery and development of optical tweezers won the 2018 Nobel Prize in physics. Now physicists are using this tool to crack some of the fundamental questions behind how the universe works.
‘Women for Trump’ listening to President Donald Trump speak at a campaign rally in Wheeling, WV, in September.
AP/Pablo Martinez Monsivais
The GOP's handling of sexual assault allegations against prominent GOP figures has led some to conclude that the party does not respect women. But GOP women are sticking with their party.
When The Village Voice shut down in August, the city’s protest movements lost one of their biggest champions.
Nick Lehr/The Conversation
For decades, the alternative weekly's photographers served as the eyes of the streets, working with activists to document and publicize the anguish and rage of everyday New Yorkers.
There are different kinds of policies that can curb greenhouse gases.
Explaining how carbon taxes and cap-and-trade systems work is simpler than figuring out how high those taxes and caps should be.
Instead of fighting other countries, we should be fighting our overflowing landfills.
Trump's plan to slap $200 billion more in tariffs on Chinese goods is premised on yesterday's waste-fueled economy. Tomorrow's economy is 'circular.'
Is more than waste stored in this pile of coal ash?
AP Photo/Steve Helber
Questions about supplies of rare-earth elements, crucial in high-tech devices, pushed researchers to look to industrial waste for new sources of the key materials.
Debris pulled from a Lake Erie marina during a cleanup, June 9, 2012.
NOAA Office of Response and Restoration
Roughly 10,000 tons of plastic enter the Great Lakes every year, and scientists want to know where it ends up. There are some parallels to ocean plastics, but also important differences.
It’s only halftime.
The president of the EU Commission made several concessions in its trade dispute with the US that suggest Trump's strategy of divide and conquer may be working.
Trump against the world?
Jesco Denzel/German Federal Government via AP
International trade policy requires three traits to be successful and lead to mutual prosperity. Trump's is missing all three, as he showed at the G-7 summit.
Shipping containers are loaded onto a ship at the Port of Long Beach in California.
Reuters/Bob Riha Jr.
The Trump administration wants China to cut its trade deficit with the US by more than half. An economist explains why that's not going to happen.
A scene from Zaatari refugee camp, Jordan.
Maps can be an invaluable tool in a natural disaster or humanitarian crisis. A pilot project trained Syrian refugees at a Jordan camp to create their own.
China hopes to make more microprocessor chips in China, which makes it a great industry to lead a boycott.
If companies in key industries collectively shunned the Chinese market, that would force China's leaders to take notice, with less risk of blowback.
A cargo ship passes the Golden Gate Bridge outside San Francisco.
AP Photo/Jeff Chiu
The maritime pollution that drifts to dry land, causes an estimated 400,000 premature deaths and 14 million cases of childhood asthma each year.
A screenshot from the Deadspin montage, which featured news anchors repeating the same script decrying ‘fake news.’
In many cases, the mistreatment of TV anchors has become the story – at the expense of bigger questions about corporate ownership.
David and Elizabeth Weinlick, a Minnesota couple who began their life together through an arranged marriage.
AP Photo/Kyle Potter
The two cultural norms, which may on the surface seem completely different, are starting to converge.
A coronal mass ejection erupts from the sun in 2012.
The wired Earth of the 21st century is at the mercy of the volatile nature of the sun.
Grid-scale energy storage systems may make it easier to rely completely on renewable energy.
Saving power to use later lets consumers, businesses and utilities generate energy when it's cheap and deliver it when they need it most. There's not much of it today, but the industry is growing fast.
What caused this bridge to collapse?
AP Photo/Wilfredo Lee
When structures collapse, what's involved in finding out what really happened?
Less than a third of biographical entries on Wikipedia are about women.
Wikipedia's coverage on women is less comprehensive, and its volunteer editor base is mostly male. What can be done to change the numbers?
Foreign goods wait to be unloaded at the Port of Los Angeles.
AP Photo/Nick Ut
A global trade war seems well underway as China and the US exchange targeted tariff attacks. An economist explains what they are, how they work and why they matter.