Search results for etching

Optics & Photonics Jan 16, 2025

Simplicity and scalability: A new economical way to create compact lenses

Paper-thin optical lenses simple enough to mass produce like microchips could enable a new generation of compact optical devices. A team with researchers at the University of Tokyo and JSR Corp. fabricated and tested flat ...

Plants & Animals Jan 15, 2025

Songbirds socialize on the wing during migration, study suggests

The night sky teems with migrating songbirds, aloft in their millions following routes etched in evolutionary time. But those flight paths may not be entirely innate, according to research led by the University of Illinois ...

Optics & Photonics Jan 15, 2025

Tapered polymer fibers enhance light delivery for neuroscience research

Researchers have developed a reliable and reproducible way to fabricate tapered polymer optical fibers that can be used to deliver light to the brain. These fibers could be used in animal studies to help scientists better ...

Nanophysics Jan 10, 2025

Hidden transport pathways in graphene confirmed, paving the way for next-generation device design

Electron transport in bilayer graphene exhibits a pronounced dependence on edge states and a nonlocal transport mechanism, according to a study led by Professor Gil-Ho Lee and Ph.D. candidate Hyeon-Woo Jeong of POSTECH's ...

Ecology Jan 2, 2025

Can animals make 'art?' These examples from nature suggest so

According to Britannica, "art" can be described as something "consciously created through an expression of skill or imagination"—whereas Wikipedia defines it more narrowly as a human activity. But are humans the only species ...

Biotechnology Dec 21, 2024

Introducing perceptein, a protein-based artificial neural network in living cells

Westlake University in China and the California Institute of Technology have designed a protein-based system inside living cells that can process multiple signals and make decisions based on them.

Planetary Sciences Dec 21, 2024

Lab work digs into gullies seen on giant asteroid Vesta by NASA's Dawn

Pocked with craters, the surfaces of many celestial bodies in our solar system provide clear evidence of a 4.6-billion-year battering by meteoroids and other space debris. But on some worlds, including the giant asteroid ...

Cell & Microbiology Dec 20, 2024

Wireless antennas harness light to decode cellular communication signals

Monitoring electrical signals in biological systems helps scientists understand how cells communicate, which can aid in the diagnosis and treatment of conditions like arrhythmia and Alzheimer's.

Planetary Sciences Dec 20, 2024

Avalanches, icy explosions and dunes: NASA is tracking New Year on Mars

Instead of a winter wonderland, the Red Planet's northern hemisphere goes through an active—even explosive—spring thaw. While New Year's Eve is around the corner here on Earth, Mars scientists are ahead of the game: The Red ...

Nanomaterials Dec 18, 2024

Rocket-inspired reaction yields carbon with record surface area

Using a chemical reaction inspired by rocket fuel ignition, Cornell researchers have engineered a nanoporous carbon with the highest surface area ever reported, a breakthrough that is already proving beneficial for carbon-dioxide ...

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