Tests shift focus from learning to gaps in scores.
kali9/E+ via Getty Images
Despite the disruption and challenges of COVID-19, standardized tests for America's students are expected to proceed this spring or fall. But what will the tests really show?
The use of coal for electric power has been declining fast in the U.S.
AP Photo/J. David Ake
Contrary to popular belief, falling natural gas prices didn't significantly accelerate coal power plant retirements. Here's what did.
Thousands of people protested in Hong Kong in July 2019 against a proposed extradition law.
omonphotography via Shutterstock
A transcript of episode 4 of The Conversation Weekly podcast. Including a story on how scientists are speeding up the hunt for dark matter.
A man is arrested during a protest against Hong Kong’s National Security Law in July 2020.
Plus new research finds a way to speed up the search for dark matter. Listen to episode 4 of The Conversation Weekly.
Dark matter can be inferred from an assortment of physical clues in the universe.
Researchers have found a way to speed up the search for dark matter using technology from quantum computing. By squeezing quantum noise, detectors can now look for axions twice as fast.
The polar vortex influences the jet stream, which can bring cold winter weather to the U.S. and Europe.
AP Photo/Bill Sikes
The media often call unusually cold, snowy storms a 'polar vortex.' The real polar vortex isn't coming down to visit the lower 48, but changes to the polar vortex can influence winter weather.
President Joe Biden called for faith in these ‘dark, dark times’ at the National Prayer Breakfast.
AP Photo/Alex Brandon
Joe Biden used the National Prayer Breakfast to call for unity amid 'dark, dark times.' The event has been attended by every president since Dwight Eisenhower in 1953.
Jill Biden holds the Bible as Joe Biden is sworn in as the 46th president of the United States on Jan. 20, 2021.
Saul Loeb/Pool Photo via AP
From the oath-taking on the Bible during the presidential swearing-in ceremony to the 'awe' and 'restraint' of the early Christian world, the meaning of 'religion' has gone through a long journey.
U.S. Secretary of Education Betsy DeVos speaks during the daily briefing on COVID-19 on March 27, 2020, in Washington, D.C.
JIM WATSON/AFP via Getty Images
US Secretary of Education Betsy DeVos has resigned. Five experts comment on the impact she had on education.
Exit, stage religious right.
AP Photo/Lynne Sladky
As Mike Pence prepares for life after the vice presidency, a scholar of religion looks back at the political and religious conversions that informed the politician's worldview.
John B. Weller
Global leaders pledged to protect 10% of the oceans by 2020. We're nowhere close and the goal has proven particularly challenging to achieve in international waters.
Open windows and doors to boost air flow and help remove airborne particles.
Daniela Torres/EyeEm via Getty Images
Being indoors with other people is a recipe for spreading the coronavirus. But removing airborne particles through proper ventilation and air filtration can reduce some of that risk.
Deep worry about climate change and biodiversity loss can affect kids’ mental health.
Kira Hofmann/Picture Alliance via Getty Images
Here are four ways adults can help kids work through their worries about the environment.
Flames approach houses during the Blue Ridge Fire on Oct. 27, 2020 in Chino Hills, California.
David McNew/Getty Images
A fire scientist offers a six-point strategy for preventing wildfires and living safely in flammable landscapes.
Arctic sea ice levels have been falling for several decades.
The pattern of autumn sea ice growth has been completely disrupted. The director of the National Snow and Ice Data Center explains what's happening.
Religious services through Zoom: A pastor conducts online services from the basement of her home in Falls Church, Virginia.
Photo by Andrew Caballero-Reynolds/AFP via Getty Images
During the pandemic, the practice of faith has moved to being a more personal one for many. A scholar of the Judeo-Christian tradition explains how tragedy often resulted in private piety.
More than 280 women in STEMM call for a marine protected area to be established in the waters of the Western Antarctic Peninsula.
A closed mobile money kiosk in Harare. Up to 50,000 small agents are affected countrywide.
Tampiwa Mahari/Great Gatsby Photography
Stringent restrictions could stifle innovation among mobile money operators and hinder access to financial services.
Houses, allegedly destroyed by shelling, in Ganja, Nagorno Karabakh.
Armenia and Azerbaijan are fighting over the contested territory of Nagorno-Karabakh. But what do the people who live there want?
In the not-too-distant future, tattoos could become medical diagnostic devices as well as body art.
LightFieldStudios/iStock via Getty Images
Researchers are developing tattoo inks that do more than make pretty colors. Some can sense chemicals, temperature and UV radiation, setting the stage for tattoos that diagnose health problems.