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We Need a Rapid Asteroid Response Mission

Universe Today Feed - Thu, 04/24/2025 - 3:03pm

Looking up at the night sky, it’s reasonable to believe that our Solar System is largely empty after all the only things easily visible are the planets. In reality its a cosmic shooting gallery and it’s just a matter of time before an asteroid slams into Earth. A team of scientists propose that space agencies develop a rapid-response flyby reconnaissance mission to reach potential asteroid threats within 2.5 years of detection.

Categories: Science

Can technology revolutionize health science? The promise of exposomics

Computers and Math from Science Daily Feed - Thu, 04/24/2025 - 2:29pm
Researchers in the field of exposomics explain how cutting-edge technologies are unlocking this biological archive, ushering in a new era of disease prevention and personalized medicine.
Categories: Science

Nanophotonic platform boosts efficiency of nonlinear-optical quantum teleportation

Matter and energy from Science Daily Feed - Thu, 04/24/2025 - 2:29pm
Researchers have long recognized that quantum communication systems would transmit quantum information more faithfully and be impervious to certain forms of error if nonlinear optical processes were used. However, past efforts at incorporating such processes could not operate with the extremely low light levels required for quantum communication.
Categories: Science

Nanophotonic platform boosts efficiency of nonlinear-optical quantum teleportation

Computers and Math from Science Daily Feed - Thu, 04/24/2025 - 2:29pm
Researchers have long recognized that quantum communication systems would transmit quantum information more faithfully and be impervious to certain forms of error if nonlinear optical processes were used. However, past efforts at incorporating such processes could not operate with the extremely low light levels required for quantum communication.
Categories: Science

Quantum sensors tested for next-generation particle physics experiments

Matter and energy from Science Daily Feed - Thu, 04/24/2025 - 1:56pm
Researchers have developed a novel high-energy particle detection instrumentation approach that leverages the power of quantum sensors -- devices capable of precisely detecting single particles.
Categories: Science

Quantum sensors tested for next-generation particle physics experiments

Computers and Math from Science Daily Feed - Thu, 04/24/2025 - 1:56pm
Researchers have developed a novel high-energy particle detection instrumentation approach that leverages the power of quantum sensors -- devices capable of precisely detecting single particles.
Categories: Science

The heart of world's largest solar telescope begins to beat

Space and time from Science Daily Feed - Thu, 04/24/2025 - 1:56pm
The world's largest solar telescope has reached an important milestone. The data published now were obtained during the technical commissioning of the instrument.
Categories: Science

Awkward. Humans are still better than AI at reading the room

Computers and Math from Science Daily Feed - Thu, 04/24/2025 - 1:56pm
Humans are better than current AI models at interpreting social interactions and understanding social dynamics in moving scenes. Researchers believe this is because AI neural networks were inspired by the infrastructure of the part of the brain that processes static images, which is different from the area of the brain that processes dynamic social scenes.
Categories: Science

Finding 'win-win-wins' for climate, economics and justice

Computers and Math from Science Daily Feed - Thu, 04/24/2025 - 1:56pm
In examining how different countries have rolled out climate change mitigation strategies, research has found reasons to be optimistic about preserving our environment while promoting prosperity and well-being.
Categories: Science

New method improves survival analysis power in clinical and epidemiological studies

Computers and Math from Science Daily Feed - Thu, 04/24/2025 - 1:56pm
Innovative statistical method helps determine ideal threshold times in restricted mean survival time analyses.
Categories: Science

A new recycling process for silicones could greatly reduce the sector's environmental impacts

Matter and energy from Science Daily Feed - Thu, 04/24/2025 - 1:54pm
A study describes a new method of recycling silicone waste (caulk, sealants, gels, adhesives, cosmetics, etc.). It has the potential to significantly reduce the sector's environmental impacts. This is the first universal recycling process that brings any type of used silicone material back to an earlier state in its life cycle where each molecule has only one silicon atom. And there is no need for the raw materials currently used to design new silicones. Moreover, since it is chemical and not mechanical recycling, the reuse of the material can be carried out infinitely.
Categories: Science

World's Largest Solar Telescope Gets the World's Largest Spectro-Polarimeter

Universe Today Feed - Thu, 04/24/2025 - 1:23pm

Telescopes can have more than one sensor. Those sensors can utilize some of the same infrastructure, like lenses and mirrors, and specialize in collecting different data. A good example of this is the Inouye Solar Telescope (IST). It is the largest solar telescope in the world, with a primary mirror diameter of 4 meters. It also has five separate instruments, four of which are currently in operation. The latest of these to come online is the Visible Tunable Filtergraph (VTF), which just collected its first light according to a press release by the Max Planck Institute for Solar Research, one of the project partners.

Categories: Science

Half the Stellar Mass in the Universe Formed During Cosmic Noon

Universe Today Feed - Thu, 04/24/2025 - 12:28pm

About 380,000 years after the Big Bang, the first atoms formed. The first light of what we now see as the cosmic microwave background was released, and the primordial hydrogen and helium grew cold and dark. The cosmos entered a dark age for about 100 million years until the first stars and galaxies started to form. You could say the rise of galaxies marked cosmic morning. But star formation didn't really kick into gear for another 2-3 billion years, during what astronomers call cosmic noon. This period can be difficult to observe, but a new study gives us an unprecedented view of this epoch.

Categories: Science

'Bone collector' caterpillar wears dead insect body parts as disguise

New Scientist Feed - Thu, 04/24/2025 - 12:00pm
A carnivorous caterpillar species camouflages itself with dead insects so it can live safely alongside spiders, stalking their webs and stealing their prey
Categories: Science

Vera Rubin Could Triple the Number of Known Satellite Galaxies Around the Milky Way

Universe Today Feed - Thu, 04/24/2025 - 11:10am

The Milky Way has more than 30 known satellite galaxies. The Large and Small Magellanic Clouds are the largest and most well-known; other lesser-known ones, like the Sagittarius Dwarf Galaxy, are also on the list. Astronomers think there are many more small satellites that are difficult to detect but essential in understanding the Milky Way. The Vera Rubin Observatory should help astronomers find many more of them.

Categories: Science

Signs of alien life on exoplanet K2-18b may just be statistical noise

New Scientist Feed - Thu, 04/24/2025 - 9:49am
Last week astronomers reported hints of biological activity on a distant planet, but a re-analysis of their data suggests the claimed molecules may not be there at all
Categories: Science

Scientists use James Webb Space Telescope to better understand solar system's origins

Space and time from Science Daily Feed - Thu, 04/24/2025 - 9:17am
Using the James Webb Space Telescope (JWST), scientists analyzed far-away bodies -- known as Trans-Neptunian Objects (TNOs) -- and found varying traces of methanol. The discoveries are helping them better classify different TNOs and understand the complex chemical reactions in space that may relate to the formation of our solar system and the origin of life.
Categories: Science

Making AI-generated code more accurate in any language

Computers and Math from Science Daily Feed - Thu, 04/24/2025 - 9:16am
Researchers developed a more efficient way to control the outputs of a large language model, guiding it to generate text that adheres to a certain structure, like a programming language, and remains error free.
Categories: Science

Combining signals could make for better control of prosthetics

Matter and energy from Science Daily Feed - Thu, 04/24/2025 - 9:16am
Combining two different kinds of signals could help engineers build prosthetic limbs that better reproduce natural movements, according to a new study. A combination of electromyography and force myography is more accurate at predicting hand movements than either method by itself.
Categories: Science

Combining signals could make for better control of prosthetics

Computers and Math from Science Daily Feed - Thu, 04/24/2025 - 9:16am
Combining two different kinds of signals could help engineers build prosthetic limbs that better reproduce natural movements, according to a new study. A combination of electromyography and force myography is more accurate at predicting hand movements than either method by itself.
Categories: Science

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