Planets
Asteroids may have delivered water to early Earth
Scientists shot mineral pellets at a simulated planet. It showed an impact wouldn’t have boiled off all of an asteroid’s water.
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.
More Stories in HS-ETS1-2
-
TechHurricane crisis inspires teen’s water-cleanup system
In the wake of last summer’s devastating Hurricane Maria, a Puerto Rican Intel ISEF finalist developed a do-it-yourself system to create clean drinking water.
-
Health & MedicineDrug-detection system could help partygoers protect themselves
Fed up with people getting unwittingly drugged at parties, a teen designed a special bracelet. It can alert drinkers to the presence of certain hidden drugs.
-
TechThis robot can wash a skyscraper’s windows
Cleaning windows on high-rise buildings can be perilous. But an Australian 12th-grader has created a robot to spare people the risk.
-
Health & MedicineScience-fair finding allows girl to sample a croissant
Some supplements claim they can help people with celiac disease, who cannot digest gluten. But do the pills work? One teen used science to find out.
-
PhysicsAn ancient plant inspires a new lab tool
Researchers have designed a lab tool that moves liquids from one place to another by mimicking a plant called a liverwort.
-
ChemistryBanana plant extract can slow how fast ice cream melts
Food scientists now show that adding these tiny plant particles to ice cream may delay the rate at which this treat melts into a soupy mess.
-
ChemistryCool Jobs: Diving for new medicines
Scientists mix research with underwater adventure as they search the oceans for new chemicals to treat infections, cancer and more.