Feature

Psychology

When anxiety happens as early as preschool, treatments can help

Researchers are seeking ways to break the link between preschool worries and adult anxiety.

Climate

Climate change made the Arctic greener. Now parts of it are turning brown.

Arctic browning could have far-reaching consequences for people and wildlife, affecting habitat and atmospheric carbon uptake as well as increasing wildfire risk.

Genetics

Here are 5 RNAs that are stepping out of DNA’s shadow

RNAs do a lot more than act as middlemen for protein building. Here are a few of the ways they affect your health and disease.

Science & Society

The CBD boom is way ahead of the science

As CBD-laced foods and health products gain popularity, researchers are just beginning to fill the gaping holes in knowledge about this cannabis molecule’s benefits.

Paleontology

Saber-toothed cats were fierce and family-oriented

New details shift the debate on whether Smilodon lived and hunted in packs, and answer questions about other behaviors and abilities.

Climate

What happens when the Bering Sea’s ice disappears?

Record-low sea ice in 2018 sent ripples through the Bering Sea’s entire ecosystem. Will this be the region’s new normal?

Health & Medicine

Nanosponges sop up toxins and help repair tissues

Nanoparticles coated with blood cell membranes can move through the body to clean up toxins or heal tissues — without instigating an immune reaction.

Chemistry

Extreme elements push the boundaries of the periodic table

The hunt for the next elements on the periodic table might turn up superheavy atoms that flaunt the rules of chemistry.

Health & Medicine

With its burning grip, shingles can do lasting damage

Varicella zoster virus, which causes chickenpox and shingles, may instigate several other problems.

Tech

Robots are becoming classroom tutors. But will they make the grade?

Educational robots show promise for helping kids in the classroom or at home, but researchers are still figuring out how these bots should behave.

Health & Medicine

Brain-zapping implants that fight depression are inching closer to reality

Researchers are using electric jolts to correct the faulty brain activity that sparks depression.

Earth

Five explosive things the 2018 eruption taught us about Kilauea

Kilauea’s 2018 eruption allowed volcanologists a clear window into the processes that have shaped and influenced the world’s most watched volcano.