Engineering Design
- Fossils
This ancient bird rocked a head like a T. rex
This bird from 120 million years ago had a head like a dinosaur and a body more like today’s birds.
- Tech
Nanocrystal ‘painted’ films may someday help relieve summer heat
The rainbow palette and cooling powers of new plant-based films comes from their microscopic surface patterns of tiny crystals.
- Tech
A device spots and counts honeybees hosting a dangerous parasite
At Regeneron ISEF, three teens debuted an infrared system to detect honeybees carrying mites. It can show beekeepers when a colony needs to be treated.
- Environment
Older diesel school buses linked to more student absences
Schools that replaced or upgraded old diesel school buses increased student attendance rates, new research shows.
- Environment
Making yards more diverse can reap big environmental benefits
Replacing grass with native plants uses less water and fewer chemicals while providing additional benefits to people and wildlife.
- Tech
A new solar-powered gel purifies water in a flash
The unusual, fruit-inspired structure of this material provides quick filtration that could satisfy people's daily water needs.
- Animals
Analyze This: Puppies naturally mimic human actions
Unlike cats, whose ancestors hunted alone, dogs evolved from a species that hunted in packs. Being social might explain why pups copy humans.
- Tech
Magnetic fields melt and re-form new shape-shifting devices
Miniature machines made of gallium and magnetic particles can switch from solid to liquid and back.
- Genetics
Experiment: Are fingerprint patterns inherited?
Let’s investigate whether fingerprint patterns are created randomly or whether they are influenced by genetics.
- Chemistry
Chemists have unlocked the secrets of long-lasting Roman concrete
By searching ancient texts and ruins, scientists found a concrete recipe that could make buildings stronger — and help address climate change.
- Environment
Sea life may suffer as plastic bits alter metals in water
This interplay between plastics and metals could affect how each affects the environment — and suggests opportunities for controlling their risks.
- Climate
Here’s how to increase clean energy without harming wildlife
Wind farms, solar panels and more take up land and may harm wildlife. Researchers are working to resolve this conflict.
