Uncategorized
- Climate
How much will Africa capitalize on cheap renewable energy as its power grid grows?
An analysis of the successes and failures of past electrical power projects across Africa suggests the continent isn’t likely to go green before 2030.
- Animals
A new orange and black bat species is always ready for Halloween
A new species from the sky islands of Africa’s Nimba Mountains shows bats’ colorful streak.
By Susan Milius -
When data shed light on societal challenges
Editor in chief Nancy Shute reflects on how data can shed light on societal challenges. She also discusses how pandemic conditions can lead to vulnerability to conspiracy theories and misinformation.
By Nancy Shute -
- Life
Giant worms may have burrowed into the ancient seafloor to ambush prey
20-million-year-old tunnels unearthed in Taiwan may have been home to creatures that ambushed prey similar to today’s monstrous bobbit worms.
- Physics
50 years ago, scientists poked holes in the existence of polywater
In 1971, scientists were casting doubt on an anomalous form of water. Fifty years later, water’s odd properties are still mysterious.
- Psychology
The COVID-19 pandemic made U.S. college students’ mental health even worse
College students struggled with mental health problems before the pandemic. Now, some vulnerable students are even more at risk.
By Sujata Gupta - Earth
Space station detectors found the source of weird ‘blue jet’ lightning
The origins of an enigmatic type of lightning in the upper atmosphere has been traced to a 10-microsecond flash of bright blue light.
- Archaeology
The oldest known abrading tool was used around 350,000 years ago
A flat-ended rock found in an Israeli cave marks an early technological shift by human ancestors to make stone tools for grinding rather than cutting.
By Bruce Bower - Physics
Explore every gravitational wave event spotted so far
This interactive visualization reveals the diversity of smashups that generate gravitational waves.
- Science & Society
Biden administration outlines its ambitious plan to tackle the COVID-19 pandemic
Epidemiologist Michael Osterholm, an adviser to the Biden transition team, talks about the plans to tackle the public health crisis COVID-19 created.
- Animals
Some bacteria are suffocating sea stars, turning the animals to goo
For years, researchers thought an infectious pathogen was behind sea star wasting disease. Instead, bacteria deplete the starfishes’ oxygen.