Science News
NASA warns of 3 skyscraper-sized asteroids headed toward Earth this week. Thankfully, they'll all miss.
Live Science - 27 Feb 2023 21:56
A trio of enormous asteroids, including two 'potentially hazardous' ones, will cross Earth's orbit around the sun this week, according to NASA. Here's what that means.
Neural network algorithm predicts Arrhenius crossover temperature with 90% accuracy
Phys.org - 27 Feb 2023 21:16
A joint paper by the Department of Computational Physics and Modeling of Physical Processes and Udmurt Federal Research Center of the Russian Academy of Sciences published in the journal Materials introduces an algorithm...
How to make a nuclear clock tick
Phys.org - 27 Feb 2023 20:20
While not primarily useful for telling the time, nuclear clocks could allow scientists to test humankind's fundamental understanding of how reality works.
Google's quantum computer simulation of a wormhole may not have worked
New Scientist - 27 Feb 2023 20:00
The first simulation of a wormhole on a quantum computer made headlines, but a new study brings into question whether it was an accurate representation
Human brain looks years 'older' after just one night without sleep, small study shows
Live Science - 27 Feb 2023 19:52
A study suggests that just one night of sleep deprivation may be linked to structural changes in the brain, similar to those seen in aging.
Recognizing a clear sign that quark-gluon plasma production 'turns off' at low energy
Phys.org - 27 Feb 2023 19:30
Physicists report new evidence that production of an exotic state of matter in collisions of gold nuclei at the Relativistic Heavy Ion Collider (RHIC)--an atom-smasher at the U.S. Department of Energy's (DOE) Brookhaven ...
Wavefront shaping: From telescopes to biological tissue
Phys.org - 27 Feb 2023 19:11
Researchers in Caltech's Andrew and Peggy Cherng Department of Medical Engineering have made a major step forward in medical imaging by taking inspiration from the field of astronomy.
Producing extreme ultraviolet laser pulses efficiently by wakesurfing behind electron beams
Phys.org - 27 Feb 2023 18:49
A laser pulse surfing in the wake of an electron beam pulse could get upshifted from visible to extreme ultraviolet light, simulations done at the University of Michigan have shown.
An electrical change of phase using skyrmions
Phys.org - 27 Feb 2023 18:33
In a discovery that could have important implications for low-power computer memory, RIKEN researchers have shown that an entire sample can be switched between different magnetic states, or phases, simply by applying an ...
Artificial sweetener erythritol linked to heart attacks and strokes
New Scientist - 27 Feb 2023 18:00
The sweetener, called erythritol, caused blood clots in mice and and is linked with higher numbers of deaths in people
Thor the walrus spotted on Iceland coast following visit to the UK
New Scientist - 27 Feb 2023 17:30
A walrus that visited the south and east coasts of England in December has now been spotted on a floating pier in east Iceland
Painful 'cross-shaped incision' in medieval woman's skull didn't kill her, but second surgery did
Live Science - 27 Feb 2023 17:29
The skull of a medieval Lombard woman found in central Italy shows signs of having undergone two trepanations -- surgeries to make holes in the head. But why she underwent the painful procedures is unknown.
Robots Could Be Doing Almost Half of Our Household Chores Within a Decade
Singularity Hub - 27 Feb 2023 17:00
There are growing fears around the impact automation could have on jobs, but there's been much less focus on how it could impact unpaid labor. New research suggests close to half of the time-consuming domestic work peopl...
Shape-shifting experiment challenges interpretation of how cadmium nuclei move
Phys.org - 27 Feb 2023 16:24
Atomic nuclei take a range of shapes, from spherical (like a basketball) to deformed (like an American football). Spherical nuclei are often described by the motion of a small fraction of the protons and neutrons, while ...
Strong microwave magnetic fields for more efficient plasmas
Phys.org - 27 Feb 2023 16:15
Hot gases composed of metal ions and electrons, called plasmas, are widely used in many manufacturing processes, chemical synthesis, and metal extraction from ores and welding. A collaborative research group from Tohoku ...
Coros Pace 2 review
Live Science - 27 Feb 2023 15:47
The Coros Pace 2 is a great entry level fitness tracker for runners.
Can stress turn hair gray?
Live Science - 27 Feb 2023 15:00
Science suggests the answer is "yes".
Sea turtle strandings on the US east coast have increased drastically
New Scientist - 27 Feb 2023 15:00
The number of cold-stunned sea turtles washing up on Cape Cod in Massachusetts has increased from dozens to hundreds within four decades
How to see the northern lights in the UK tonight
New Scientist - 27 Feb 2023 14:56
The northern lights, or aurora borealis, were seen as far south as Cornwall in the UK on Sunday night, and are likely to be visible again on Monday night. Here is how to spot them, says Stargazing at Home columnist Abiga...
Was Catherine the Great a tyrant? Find out in All About History 127
Live Science - 27 Feb 2023 14:30
Inside All About History 127: Uncover the reign of Catherine the Great and the truth about her 'enlightened despotism'.
SpaceX launch scrapped at last minute leaving NASA astronauts grounded
New Scientist - 27 Feb 2023 14:10
Four NASA astronauts were scheduled to set off for the International Space Station this morning on the SpaceX Crew-6 mission but engineers detected a fault on their rocket
US military to test destroying toxic PFAS with superheated water
New Scientist - 27 Feb 2023 14:00
A system that breaks down so-called forever chemicals with extreme heat and pressure will be tested at two US Air Force bases and a Navy base