The next step for electric vehicles: two-way charging

What is alopecia? It’s no laughing matter for millions of Black American women

Dr. Danita Peoples, Wayne State University

The joke that sparked a violent reaction from actor Will Smith at the Oscars centered on his wife, Jada Pinkett Smith’s hair loss. A dermatologist explains the causes and treatment for alopecia.

Kids afraid of getting shots? Here are 3 easy ways for parents to help them

Lynn Gardner, Morehouse School of Medicine

A pediatrician recommends helping your child cope with getting vaccines by employing “The Three P’s” – Preparation, Proximity and Praise.

Thousands of undiscovered mammal species may be hidden in plain sight, new research finds

Danielle Parsons, The Ohio State University; Bryan Carstens, The Ohio State University

Roughly 90% of species on Earth are believed to be undiscovered. Whether researchers will be able to identify them before they go extinct is unclear.

I no longer grade my students’ work – and I wish I had stopped sooner

Elisabeth Gruner, University of Richmond

Grades don’t actually measure learning, and they can increase students’ stress and decrease their motivation. A college professor explains an alternative to grading students’ work.

Arctic greening won’t save the climate – here’s why

Donatella Zona, San Diego State University

The growing season on the tundra is starting earlier as the planet warms, but the plants aren’t sequestering more carbon, a new study finds.

How fast can we stop Earth from warming?

Richard B. (Ricky) Rood, University of Michigan

If fossil fuel burning stopped, emerging research suggests air temperatures could level off sooner than expected. But that doesn’t mean the damage stops.

Calling Putin a ‘war criminal’ could spark even more atrocities in Ukraine

Joseph Wright, Penn State; Abel Escribà-Folch, Universitat Pompeu Fabra

None of the available methods for holding Russian President Vladimir Putin accountable are likely to actually punish him, and they may even make new atrocities more likely.

Conger ice shelf has collapsed: what you need to know, according to experts

The Russian invasion shows how digital technologies have become involved in all aspects of war

Red gold: the rise and fall of West Africa’s palm oil empire