Tech
Nature-inspired rocket-nozzle redesign stands by for liftoff
At the 2026 Regeneron ISEF competition, teens showed how they blasted past a problem that has limited use of super-efficient aerospike rocket engines.
MS-ETS1-1
Define the criteria and constraints of a design problem with sufficient precision to ensure a successful solution, taking into account relevant scientific principles and potential impacts on people and the natural environment that may limit possible solutions.
More Stories in MS-ETS1-1
- Space
Artemis II just made a historic loop around the moon
The astronauts had a front-row view of the lunar farside and the first eclipse ever seen from the moon.
- Tech
Scientists Say: Technofossil
Experts predict that the durability of modern, human-made materials will give rise to a radical new form of fossil.
- Science & Society
Understanding algorithms — and how to make them work for you
They’re the recipes behind everything from cooking to social media feeds. Learn how algorithms work to avoid their pitfalls. You can even make your own.
- Science & Society
How ‘nutritious’ is the diet that social media feeds us?
Algorithms feed us what they’ve decided we will probably like. The problem: This often proves a truly unhealthy diet for our minds.
- Health & Medicine
New study links early smartphone ownership to health risks
The earlier kids get smartphones, the more likely they’ll get too little sleep, gain weight — and possibly develop depression, a new study suggests.
- Climate
As winters warm, athletes must cope with harder snow and tricky ice
Ice arenas and artificial snow now dominate the winter Olympics. Athletes there — and everywhere — may need to adjust how they train and perform.
- Tech
A mosquito’s mouth can ‘print’ lines thinner than a human hair
Scientists turned a mosquito’s straw-like mouthpart into a 3-D printing nozzle that creates ultra-thin lines.
- Brain
Scientists Say: Hallucination
Humans are not the only ones who can hallucinate. When a chatbot confidently generates a plausible but incorrect response, this error is called a hallucination.
- Materials Science
‘Stenciling’ tiny gold particles gives them new properties
Decorating nanoparticles with other chemicals could give them useful properties for medicines, textiles and more.
