Solving the mystery of left-handed amino acids in primordial RNA reactions
While humans have an esthetic liking for symmetry in everything, nature prefers asymmetric, single-handed forms when it comes to amino acids—the building blocks of proteins, and, by extension, all things biological......»»
Yes, Apple, nano-texture all the things!
One takeaway from the latest iPad event is that matte versus glossy is a polarizing topic when it comes to displays. This take is based on some of the reactions to Apple bringing its nano-texture matte display technology to the iPad Pro at last. For.....»»
Making Makers: Building Makerspaces in K–12 Parochial Schools
Running a makerspace can be challenging and expensive, but schools that do so often see rewards in increased student engagement, collaboration, and enthusiasm for problem solving. The post Making Makers: Building Makerspaces in K–12 Parochial Scho.....»»
Flagship iPad head-to-head -- M4 iPad Pro vs M2 iPad Pro compared
After a year's gap, Apple has finally updated the iPad Pro, with a surprise M4 debut and OLED in the spotlight for 2024. Here's how the newest iPad Pro models compare against the previous generation.2024 iPad Pro with M4 [left], 2022 iPad Pro with M2.....»»
AI simulation of flavored vape reactions reveals formation of many hazardous chemicals
New research has uncovered the potentially harmful substances that are produced when e-liquids in vaping devices are heated for inhalation. The study, published in Scientific Reports, highlights the urgent need for public health policies concerning f.....»»
Computer models suggest modern plate tectonics are due to blobs left behind by cosmic collision
A small team of geologists and seismologists at the California Institute of Technology has found evidence via computer modeling that suggest giant blobs of material near the Earth's core, believed to have been created by a cosmic collision 4.5 billio.....»»
Catalyst search shows how computing can take the guesswork out of chemistry
Imagine synthesizing and then testing over 50 different complex molecules to identify the most effective catalyst for a particular chemical reaction. The traditional approach to developing new catalysts for chemical reactions in this "try it and see".....»»
NYT Connections: hints and answers for Wednesday, May 8
Connections is the new puzzle game from the New York Times, and it can be quite difficult. If you need a hand with solving today's puzzle, we're here to help......»»
Jack Dorsey Leaves BlueSky Board and Calls X ‘Freedom Technology’
The Twitter founder’s moves suggest an apparent warming of relations between him and Elon Musk. Jack Dorsey has left the board of social networking service Bluesky, which he helped fund and popularize a year ago in the wake of reg.....»»
Why Big Tech May Never Recover in China
Although the crackdown has eased since 2022, it has left a profoundly negative mark on the sector and state-business relations. Even by its own standards, the tech sector has had an extraordinary year. The surges in valuation of fi.....»»
Proton-lithium interactions model lays the foundation for unlocking the secrets of stellar reactions
The reactions between protons and lithium isotopes, especially lithium-6, are pivotal for several domains ranging from nuclear energy applications to astrophysics. The detailed understanding of these interactions aids in improving models for neutron.....»»
iPad Air shootout -- 2024 M2 iPad Air vs M1 iPad Air compared
Two years after the last update, Apple has introduced the sixth-generation iPad Air with the M2 processor and a new size. Here's how they compare on paper.Fifth-gen iPad Air [left], sixth-gen iPad Air [right]The iPad Air is decidedly the mid-range op.....»»
How NASA"s Roman mission will hunt for primordial black holes
Astronomers have discovered black holes ranging from a few times the sun's mass to tens of billions. Now a group of scientists has predicted that NASA's Nancy Grace Roman Space Telescope could find a class of "featherweight" black holes that has so f.....»»
Free-forming organelles help plants adapt to climate change
Plants' ability to sense light and temperature, and their ability to adapt to climate change, hinges on free-forming structures in their cells whose function was, until now, a mystery......»»
NYT Connections: hints and answers for Tuesday, May 7
Connections is the new puzzle game from the New York Times, and it can be quite difficult. If you need a hand with solving today's puzzle, we're here to help......»»
Little-known self-driving startup raises $1 billion from Nvidia, Microsoft, SoftBank
Wayve is a UK startup with an AI-focused approach to solving autonomy for cars. It's akin to a vehicular version of ChatGPT......»»
Can the new iPad compete with my preferred tablet?
We’re less than a day away from Apple unveiling the first updates to the iPad line since 2022. In other words, there are only a few more hours left to speculate about new iPads! That made me think of something that I’ve been meaning to write abou.....»»
SpaceX got the fanfare, but Boeing’s first crew flight is still historic
Ars spoke with the three Americans alive who have test-flown a new spacecraft in orbit. Enlarge / Astronauts Suni Williams (left) and Butch Wilmore (right) inside a Starliner simulator at NASA's Johnson Space Center in Houston. (.....»»
The universe could be filled with ultralight black holes that can"t die
Primordial black holes are hypothetical objects formed during the earliest moments of the universe. According to the models, they formed from micro-fluctuations in matter density and spacetime to become sand grain-sized mountain-massed black holes......»»
Attosecond core-level spectroscopy reveals real-time molecular dynamics
Chemical reactions are complex mechanisms. Many different dynamic processes are involved, affecting both the electrons and the nucleus of the present atoms. Very often, the strongly coupled electron and nuclear dynamics induce radiation-less relaxati.....»»
Engineers solve "catalysis vs corrosion" mystery in electrochemical ozone production
Researchers at the University of Pittsburgh and Drexel University in Philadelphia, along with Brookhaven National Laboratory, are working to solve a multipart mystery to make water disinfection treatments more sustainable......»»