Nuclear threats are serious – but officials, the media and the public keep a close eye on them. There's less attention to the dangers of cyberattacks, which could cripple key utilities.
Linguists have a lot of largely untested theories. Borrowing a tool from ecology, researchers built a model that didn't look for one worldwide explanation.
CRISPR technology could have momentous effects if it's used to edit genes that will be inherited by future generations. Researchers and ethicists continue to weigh appropriate guidelines.
Although the rings of Saturn may look like a permanent fixture of the planet, they are ever-changing. New analyses of the rings reveal how and when they were made, from what and whether they'll last.
Armed conflict in Syria has been a disaster for the area's cultural heritage. A displaced archaeologist describes what's being lost.
Some treatments for neurodegenerative diseases involve inserting wires into the brain and zapping certain brain cells with electricity. But what if you could do the same thing using sound waves?
High speeds, the threat of dangerous crashes, the excitement of the crowd – and the laws of physics on full display. A physicist explains the science of NASCAR.
Mentally ill, white supremacist video game-playing men are pushing rates of mass homicide ever higher in the US? The real data is more nuanced than common misperceptions suggest.
Almost all drugs are tested in living animals before human clinical trials. But most of the time what works in mice doesn't work in humans. That's why lab-grown human livers may be so valuable.
Space missions are dangerous. But when it comes to long missions, radiation may be the greatest threat to astronauts' health.
On the whole, results from psychology research studies don't support a direct connection between playing violent video games and aggressive behavior.
Breast milk contains ingredients in concentrations that change over the course of the day. Researchers think milk is chrononutrition, carrying molecular messages to help set a baby's internal clock.
Many articles describe the rise of superbugs - bacteria that are resistant to antibiotic drugs - as inevitable. But society has the knowledge to stop the spread of these microbes.
Do children understand the lesson that if you scratch my back, I'll scratch yours? Developmental psychologists suggest they're more likely to punish bad behavior than they are to reward good deeds.
Have a cat who just loves to scratch? Declawing is a major surgery that comes with serious long-term side effects – and it might not solve the problem anyway.
There's no way an independent assessor will be able to actually monitor how Facebook might violate or abuse users' privacy in key ways.
What exactly is inside those red fire extinguisher canisters, and does it work better than water?
Scientists know the bacterium that causes Lyme disease has been out in the wild since long before any biological weapons research could have focused on it. And that's just for starters.
A defender that can hold out while inflicting greater losses on its attacker can wear down an adversary – reducing the threat of additional attacks.
Forgetting is beneficial for the human brain. But the internet has made it harder to let go of painful or problematic memories.
Facebook serves as a gatekeeper of the information diets of more than 200 million Americans and 2 billion users worldwide.
For many people, the gentle blinks of fireflies flashing are a favorite part of summer evenings. An entomologist explains some lightning bug basics.
A leader of a new effort to teach cybersecurity to local community organizations and the public at large offers some basic tips to get everyone started.
Indoor plant factories have high energy costs since LEDs replace the sunlight outdoor plants get for free. Scientists found a way to dial back how much light is needed by breaking it into tiny bursts.
Sending autonomous vehicles to the Southern Ocean can be fraught with anxiety, especially if one of them doesn't make radio contact when it's supposed to.