Do more pores in a sieve allow more liquid to flow through it? As material scientists have uncovered, this seemingly simple question may have an unexpected answer at the nanoscale—and it could have important implications ...
Nanomaterials
Aug 5, 2022
0
617
As drinking water flows through pipes and into a glass, it runs against the rubber seals inside some plumbing devices. These parts contain additives that contribute to their flexibility and durability, but these potentially ...
Environment
Sep 6, 2023
0
604
For physicist Percy Zahl, optimizing and preparing a noncontact atomic force microscope (nc-AFM) to directly visualize the chemical structure of a single molecule is a bit like playing a virtual reality video game. The process ...
Analytical Chemistry
Jul 22, 2019
0
378
How long the battery of your phone or computer lasts depends on how many lithium ions can be stored in the battery's negative electrode material. If the battery runs out of these ions, it can't generate an electrical current ...
Nanophysics
Sep 19, 2019
0
508
Biological structures sometimes have unique features that engineers would like to copy. For example, many types of insect wings shed water, kill microbes, reflect light in unusual ways and are self-cleaning. While researchers ...
Materials Science
Apr 14, 2020
0
223
Protocells—artificial cells—that are active and mimic living cells by moving independently and that are biocompatible and enzymatically active are now possible using an improved method developed by Penn State researchers.
Bio & Medicine
Dec 5, 2019
0
475
WASP-121b is an exoplanet located 850 light years from Earth, orbiting its star in less than two days—a process that takes Earth a year to complete. WASP-121b is very close to its star—about 40 times closer than Earth ...
Astronomy
Oct 8, 2020
0
308
New research has uncovered that pollen preserved in 250 million year old rocks contain compounds that function like sunscreen, these are produced by plants to protect them from harmful ultraviolet (UV-B) radiation. The findings ...
Paleontology & Fossils
Jan 6, 2023
0
218
NASA's Perseverance rover is investigating signs of ancient life on Mars, and has now collected some of the most promising samples from the Red Planet yet.
Astrobiology
Sep 16, 2022
7
253
Wander around a desert most anywhere in the world, and eventually you'll notice dark-stained rocks, especially where the sun shines most brightly and water trickles down or dew gathers. In some spots, if you're lucky, you ...
Earth Sciences
Jul 2, 2021
1
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