Brain Activity during Sleep Can Predict When Someone Is Dreaming
Studying the dreaming brain offers a window on consciousness
Stories by Tanya Lewis
The "Goldilocks" Level of Teen Screen Use
It pays to get the time spent on a device just right
Monkey Say, Monkey Do: Baboons Can Make Humanlike Speech Sounds
New research suggests our last common ancestor with these monkeys possessed the vocal machinery needed to speak
U.S. Students Improve in Science--but Just Barely
Fourth- and eighth-graders score better than before, but weak gains and overall poor marks hint at long way to go
Korean Robot Takes Home $2M Prize in DARPA Challenge
The winning team's robot, a humanoid design that could transform into a wheeled kneeling position, finished all eight tasks in less than 45 minutes
An "Invisible" Body Could Reduce Your Social Anxiety
Subjects tricked into thinking that they were invisible sweated less when a brush stroke was applied
Giant Squid and Whale Sharks Not as Big as People Think
A study reveals that people's "fish stories" are usually exaggerated when compared with scientific reports of body sizes for marine creatures
Dolphins May Use Magnetic Sense as GPS
Dolphins can sense magnetism, suggesting that they track Earth’s magnetic field to navigate through the water
"Missing Links" Found between Birds and Dinosaurs
Flock to this: A new analysis of anatomical features shows birds evolved gradually from dinosaurs
Cause of Mysterious Siberian Holes Possibly Found
The holes are likely a type of sinkhole formed from melting permafrost or ice, which most likely erupted due to a collection of natural gas within the underground spaces
Bad Timing to Blame for Big Dinosaur Extinction
The coupling of the space rock that crashed into Earth with a period of low diversity among herbivorous dinosaurs may have set the stage for the massive die-off 65-million years ago
Most Dinosaurs May Have Sported Birdlike Feathers
Evidence of featherlike structures have been found for the first time in the fossil of a plant-eating dinosaur rather than the dinosaur lineage closely related to birds
How a Missile Could Take Down a Plane
An old Soviet-era, self-propelled, medium-range surface-to-air missile could have been used to take down the flight that was shot down, killing 298 people
Emotions Can Be Contagious on Online Social Networks
The number of positive or negative posts people saw in their feeds was manipulated and found to influence the content of users' subsequent posts
Humans Aren't the Only Ones Sorry They Ate That
A restaurant experiment indicates signs of rodent regret after consuming greasy grub
Ichthyosaur Graveyard Discovered beneath Glacier
Scientists found dozens of fossils of the marine reptile, measuring up to five meters long, as the melting glacier exposed new rock faces
Spider Fangs Are Perfect for Piercing
A structural study of spider fangs found that their curved, hollow design gives them the necessary strength for piercing and injecting their prey
Modern Sharks May Not Be "Living Fossils" After All
Analysis of a 325 million-year-old fossil suggests that modern sharks have evolved extensively, rather than remaining unchanged since prehistoric times
Fighter Jet Moves Help Flies Evade Predators
High-speed video reveals why flies are so hard to swat
First Map of Developing Human Brain Created
Scientists can use the map to figure out how developmental disorders like autism first begin
