Cities' cheap sewer repair can make you sick

Cochlear implants can bring the experience of sound to those with hearing loss, but results may vary – here’s why

Niyazi Arslan, Arizona State University

Researchers are exploring different ways to improve how cochlear implant users perceive speech and music in noisy environments.

How has the inside of the Earth stayed as hot as the Sun’s surface for billions of years?

Shichun Huang, University of Tennessee

Starting at the surface, you would have to dig nearly 2,000 miles before reaching the Earth’s core. No one could survive that trip – and the 10,000-degree F heat once there would vaporize you anyway.

As US-EU trade tensions rise, conflicting carbon tariffs could undermine climate efforts

Noah Kaufman, Columbia University; Chris Bataille, Columbia University; Gautam Jain, Columbia University; Sagatom Saha, Columbia University

Both sides have reason to find common ground, says a group of energy and climate policy analysts.

Brazil, US show that secure elections require agreement – not just cybersecurity and clear ballot records

Herbert Lin, Stanford University

The chaos in Brazil’s capital, along with the Jan. 6, 2021, insurrection in the US, demonstrate that there is a key human factor in election integrity.

Peru protests: What to know about Indigenous-led movement shaking the crisis-hit country

Eduardo Gamarra, Florida International University

Thousands of demonstrators have descended on Lima amid violent clashes with police. The protest movement could be taking cues from earlier mobilizations in neighboring Bolivia.

Online racial harassment leads to lower academic confidence for Black and Hispanic students

Alvin Thomas, University of Wisconsin-Madison

Depression and anxiety often follow when teenagers see or experience racial hostilities online.

Jewish doctors in the Warsaw Ghetto secretly documented the effects of Nazi-imposed starvation, and the knowledge is helping researchers today

Daniel Merino, The Conversation

A researcher at Tufts University near Boston discovered an old book full of research on starvation written by Jewish doctors imprisoned in the Warsaw Ghetto.

How California could save up its rain to ease future droughts — instead of watching epic atmospheric river rainfall drain into the Pacific

Cold weather brings itchy, irritated, dry and scaly skin – here’s how to treat eczema and other skin conditions and when to see a doctor

Stopping the cancer cells that thrive on chemotherapy – research into how pancreatic tumors adapt to stress could lead to a new treatment approach