HS-ETS1-3
Evaluate a solution to a complex real-world problem based on prioritized criteria and trade-offs that account for a range of constraints, including cost, safety, reliability, and aesthetics, as well as possible social, cultural, and environmental impacts.
- Physics
Laser tweezers grab nano bits
An optical fiber, a bit of gold and a laser make up a new type of tweezers. Scientists may soon use it to pick up and move around individual viruses or proteins.
- Tech
Branching out for safer water
Clean drinking water could be only a tree branch away, a new study finds.
- Earth
Intel STS finalist takes on arsenic poisoning
Concerned about arsenic poisoning in Bangladesh, Intel Science Talent Search finalist Thabit Pulak invented an affordable filter to help people remove this toxic pollutant from their drinking water.
- Tech
A 3-D printer prints a better life
3-D printing technology isn’t just for making toys. High school student Nick Parker is part of a group using their homemade printers to create mechanical hands for people who need them.
- Animals
Explainer: Tagging through history
What started as little metal bands have evolved into high-tech devices — some of which rely on satellites to share their findings.
- Brain
‘Study drugs’ can be dangerous
The misuse of these ADHD medicines not only constitutes cheating, but they can become addictive and can mess with your head.
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Young scientists come to Washington
Thirty middle school students compete in the inaugural Broadcom MASTERS science challenge.
- Tech
Cars of the future
New cars will be smarter, safer, more efficient — and able to drive themselves.
- Tech
A greener way to keep flames away
Scientists use safer materials to create a new flame retardant.
- Animals
Lotion takes a bite out of snake venom
Scientists discover that a cream can slow the spread of a serpent’s poison.
- Science & Society
Scientist profile: Leroy Hood
The inventor of the DNA sequencing technique, and Albert Lasker Awardee, embarks on the next big challenge.
