Science News
An on-chip photon-counting reconstructive spectrometer with tailored cascaded detector array
Phys.org - 28 Mar 2024 22:48
Superconducting nanowire single-photon detectors (SNSPDs) have been widely used in various applications requiring single photon detection thanks to their attractive performances. Since SNSPDs are thin films of serval nan...
Chair for gamers boosts player performance and prevents muscular aches
New Scientist - 28 Mar 2024 14:00
Gamers seemed to be more comfortable after playing in a specialist gaming chair compared with a standard office chair
Aging Brain Cells Have Prolonged Death Process
Neuroscience News - 28 Mar 2024 18:30
Mature oligodendrocytes, crucial for brain function and myelin production, have an unusually prolonged death process after damage, surviving up to 45 days post-trauma, a stark contrast to the rapid demise of their younge...
Magnetic avalanche triggered by quantum effects: 'Barkhausen noise' detected for first time
Phys.org - 28 Mar 2024 22:48
Iron screws and other so-called ferromagnetic materials are made up of atoms with electrons that act like little magnets. Normally, the orientations of the magnets are aligned within one region of the material but are no...
Plasma fusion: Adding just enough fuel to the fire
Phys.org - 28 Mar 2024 22:48
How much fuel can we add to the fire while still maintaining control? Metaphorically speaking, that's the question one team at the U.S. Department of Energy's Princeton Plasma Physics Laboratory (PPPL) has been asking th...
Fortified 14th-century castle and moat discovered under hotel in France
Live Science - 28 Mar 2024 22:46
Archaeologists found a 600-year-old castle with a moat in Brittany, France.
Babies Predict Actions Based on Language Community
Neuroscience News - 28 Mar 2024 22:40
Six-month-old infants can predict actions of individuals who speak their mother tongue, but not of those speaking a foreign language. This research, merging insights from predictive brain mechanisms and social categoriza...
How Memories Are Chosen for Preservation
Neuroscience News - 28 Mar 2024 22:10
Researchers uncovered how the brain chooses which daily experiences to convert into long-term memories during sleep, pinpointing "sharp wave-ripples" in the hippocampus as the crucial mechanism. This phenomenon suggests ...
The ambitious plans to study the sun during April's solar eclipse
New Scientist - 28 Mar 2024 22:00
Solar scientists have been preparing for years for a 4-minute window, during the total solar eclipse on 8 April, in which they will study the sun's corona
These Plants Could Mine Valuable Metals From the Soil With Their Roots
Singularity Hub - 28 Mar 2024 20:26
The renewable energy transition will require a huge amount of materials, and there are fears we may soon face shortages of some critical metals. US government researchers think we could rope in plants to mine for these m...
The 7 most powerful supercomputers in the world right now
Live Science - 28 Mar 2024 20:00
Supercomputers play a vital role in scientific discoveries -- from helping us forecast climate change to discovering new drugs. We've rounded up the top fastest on the planet right now.
Hyperelastic gel is one of the stretchiest materials known to science
New Scientist - 28 Mar 2024 20:00
A super-stretchy hydrogel can stretch to 15 times its original length and return to its initial shape, and could be used to make soft inflatable robots
Quantum computing just got hotter: One degree above absolute zero
Phys.org - 28 Mar 2024 19:33
For decades, the pursuit of quantum computing has struggled with the need for extremely low temperatures, mere fractions of a degree above absolute zero (0 Kelvin or -273.15°C). That's because the quantum phenomena that...
Orca calf refuses to leave a lagoon where its mother stranded and died off Vancouver Island
Live Science - 28 Mar 2024 19:21
Rescuers have been trying to coax a 2-year-old orca from a lagoon off Vancouver Island and back to the ocean for five days, but they only have a 30-minute window every day when waters are high.
From Earth to Mars: Transporting spin information at the speed of light
Phys.org - 28 Mar 2024 19:00
Scientists have used electrical pulses to manipulate magnetic information into a polarized light signal, a discovery that could revolutionize long-distance optical telecommunications, including between Earth and Mars.
Watch the final Delta IV Heavy rocket launch secret cargo into space today
Live Science - 28 Mar 2024 18:48
The final liftoff of a United Launch Alliance Delta IV Heavy rocket is scheduled Thursday at 2:45 p.m. ET. You can watch it live here.
9,000-year-old rock art discovered among dinosaur footprints in Brazil
Live Science - 28 Mar 2024 18:13
Ancient hunter-gatherers created rock art next to dinosaur footprints in what is now Brazil.
Japan's SLIM moon lander surprisingly survived a second lunar night
New Scientist - 28 Mar 2024 18:13
The Smart Lander for Investigating Moon spacecraft has sent back images after surviving its second lunar night - generally these periods are so cold they destroy spacecraft electronics
Anxiety Drives Wishful Thinking to Risky Levels
Neuroscience News - 28 Mar 2024 17:59
Individuals tend to become overly optimistic in situations marked by insecurity and anxiety, potentially to their detriment. The research, involving more than 1,700 participants, demonstrated that people are less accurat...
Realizing clean qubits for quantum computers using electrons on helium
Phys.org - 28 Mar 2024 17:32
Future quantum computers could be based on electrons floating above liquid helium, according to study by a RIKEN physicist and collaborators, appearing in Physical Review Applied.
Scientists suggest new methods to expedite the commercialization of metalens technology
Phys.org - 28 Mar 2024 17:20
Metalenses, nano-artificial structures capable of manipulating light, offer a technology that can significantly reduce the size and thickness of traditional optical components. Particularly effective in the near-infrared...
Advancing quantum networks: Study achieves largest photon emission enhancement for single T center to date
Phys.org - 28 Mar 2024 17:20
Rice University engineers have demonstrated a way to control the optical properties of atomic imperfections in silicon material known as T centers, paving the way toward leveraging these point defects for building quantu...