MS-ETS1-3
Analyze data from tests to determine similarities and differences among several design solutions to identify the best characteristics of each that can be combined into a new solution to better meet the criteria for success.
- Chemistry
Urine may make Mars travel possible
On Earth, urine is a waste. En route to Mars, it could be a precious renewable commodity: the source of drinking water and energy.
- Physics
World’s coolest ‘clock’ is also crazy-accurate
This is the time to beat — the world’s most accurate atomic clock ever. At its heart is a ‘fountain’ of cesium atoms chilled nearly to absolute zero!
- 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.
- Animals
Lotion takes a bite out of snake venom
Scientists discover that a cream can slow the spread of a serpent’s poison.
- Tech
Electronic paper turns a page
Changeable ink and battery-powered paper may make textbooks lighter and bring video newspapers into daily use.
