Tech
- Materials Science
These colorful butterflies were printed with transparent ink
Clear ink creates a whole rainbow of colors when printed in precise, microscopic patterns. This phenomenon is known as structural color.
- Tech
Scientists find a ‘greener’ way to make jeans blue
When coated onto jeans, a plant-based polymer reduces water and cuts the amount of toxic chemicals needed.
- Tech
Did Facebook put Instagram profits ahead of teen safety?
Former employee said Facebook (now Meta) ignored its own research on Instagram risks to teens’ mental health. We look at the issues and what you can do.
- Brain
Ask the experts: How to create a top-notch science fair project
Five finalists in the Broadcom MASTERS middle-school competition reveal how they created nationally competitive projects.
- Tech
Will you learn better from reading on screen or on paper?
Some studies find students don’t learn as well by reading on screens as from paper. But that's not always true. Here’s how to make the most of reading in either format.
- Tech
A sense of touch could upgrade virtual reality, prosthetics and more
Scientists and engineers are trying to add touch to online shopping, virtual doctor appointments and artificial limbs.
- Tech
Synthetic trees could tap underground water in arid areas
They also could also help coastal residents mine fresh water from salty sources.
- Brain
Scientists Say: Haptic
Haptic is an adjective used to describe things related to our sense of touch.
- Tech
Tiny swimming robots may help clean up a microplastics mess
Big problem, tiny solution. Researchers in the Czech Republic have designed swimming robots that can help collect and break down microplastics.
- Tech
Let’s learn about artificial intelligence
Computers are getting smarter all the time. At some tasks, they can even outsmart people.
- Tech
Headphones or earmuffs could replace needles in some disease testing
A new system that uses earmuffs to collect gases coming out the skin could help doctors diagnose a variety of diseases, scientists say.
- Earth
Stores and malls buy into ponds and rain gardens for flood control
An extra bonus: These rainy-day ponds clean up that dirty water running off parking lots.
