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Optics & Photonics Mar 14, 2023

Breakthrough discovery in materials science challenges current understanding of photoemission

What exactly is light—and what is it made of? It's an age-old question that dates back to antiquity, and one of the most important investigations undertaken by scientists looking to understand the nature of reality.

Planetary Sciences Mar 13, 2023

A helicopter is going to Titan. Could an airplane be next?

What are the hydrocarbon seas on Titan really like? While the upcoming Dragonfly helicopter mission to Saturn's hazy and frigid moon should arrive by 2034 to explore Titan's atmosphere, the need remains for a mission that ...

Nanophysics Mar 9, 2023

Shape memory achieved for nano-sized objects

Alloys that can return to their original structure after being deformed have a so-called shape memory. This phenomenon and the resulting forces are used in many mechanical actuating systems, for example in generators or hydraulic ...

Condensed Matter Mar 7, 2023

Coherent phonon-induced gigahertz optical birefringence realized in strontium titanate

Using ultrafast time-resolved pump detection technology, researchers led by Prof. Sheng Zhigao from the Hefei Institutes of Physical Science (HFIPS) of the Chinese Academy of Sciences have realized the gigahertz (GHz) frequency ...

Space Exploration Mar 1, 2023

Hansel and Gretel's breadcrumb trick inspires robotic exploration system for caves on Mars and beyond

House hunting on Mars could soon become a thing, and researchers at the University of Arizona are already in the business of scouting real estate that future astronauts could use as habitats. Researchers in the UArizona College ...

Planetary Sciences Feb 28, 2023

Highlighting advances in planetary science over the past 20 years

As of December 2021, a total of 252 planetary probes have been launched around the world.

Space Exploration Jan 13, 2023

NASA is continuing to build the Titan Dragonfly helicopter, with a focus on its rotors

Ingenuity, the helicopter assisting NASA's Mars Perseverance rover on its mission, has been a huge success. It gathered the achievement of the first controlled flight on another heavenly body, has performed spectacularly ...

Optics & Photonics Jan 13, 2023

Deep-ultraviolet birefringent hydrogel based on 2D cobalt-doped titanate

A birefringence based light modulator that works in the wavelength region of < 350 nm plays a vital role in DUV beam shaping, high density data storage, semiconductor micro-nano processing and photolithography. Actually, ...

Paleontology & Fossils Jan 4, 2023

Putting the bones of giant, extinct 'thunderbirds' under the microscope reveals how they grew

The largest flightless bird found anywhere in the world today is the ostrich. It stands about 2.5 metres tall and can weigh up to 240kg. But millions of years ago ostriches would have been dwarfed by several other flightless ...

Nanophysics Jan 3, 2023

Researchers discover new process to create freestanding membranes of 'smart' materials

A University of Minnesota Twin Cities-led team of scientists and engineers has developed a new method for making thin films of perovskite oxide semiconductors, a class of "smart" materials with unique properties that can ...

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