HS-ETS1-2
Design a solution to a complex real-world problem by breaking it down into smaller, more manageable problems that can be solved through engineering.
-
Materials ScienceA better way to stop a bullet?
A teen researcher's tests suggest that fabric body armor might stop bullets better if it were woven using a three-fiber, triangular mesh instead of the typical two-fiber-mesh configuration.
By Sid Perkins -
ComputingTeaching robots right from wrong
Robots of the future will face tricky dilemmas. Researchers are working on tools to help robots make the right choices and keep people safe.
-
AnimalsFrog’s gift of grab comes from saliva and squishy tissue
What puts the grip in a frog’s high-speed strike? Quick-change saliva and a super-soft tongue, scientists find.
By Susan Milius -
TechScientists turn toy into valuable tool for medical diagnosis
A human-powered ‘paperfuge,’ inspired by a toy, could serve as an easy, low-cost way to aid in medical diagnoses, even in regions of the world lacking access to electricity.
By Sid Perkins -
Health & MedicineJiggly gelatin: Good workout snack for athletes?
Eating a vitamin-rich, Jell-O-like snack could help the body make the collagen needed to repair bones and ligaments that can be damaged by exercise.
-
ArchaeologySpace archaeologists need your help to protect ancient treasures
Explorers who search for ancient ruins in satellite images are asking for help from the public. Volunteers can visit a new website to sign up.
By Devin Powell -
ComputingWired and weird: Meet the cyborg plants
By mixing electronics with greenery, engineers have made plants that conduct electricity, detect bombs and send email.
-
ChemistryHow to spin synthetic spider silk
A new method for spinning artificial spider silk combines parts of proteins from two species and mimics what happens in a spider’s silk-forming gland.
-
ComputingHow to build computer chips only 3 atoms thick
Scientists have engineered an ultrathin material only three atoms thick. The material could be used to make extremely slender computer chips.
-
Health & MedicineSnot Science: A snotty setup
We’ve got a video with a snotty experiment. Now we describe how you can do the same test yourself. Try it!
-
Health & MedicineSnot Science: Results are nothing to sneeze at
We tested a lot of snot, but now we need to figure out what our data mean. Here’s how to group and analyze our data.
-
Health & MedicineSnot Science: Taking mucus to the next level
There’s more to science than just squirting snot. It’s time to place data in context and figure out how to take my boogers to the next level.