Cosmic rays" vast energy traced to magnetic turbulence
Ultra-high energy cosmic rays, which emerge in extreme astrophysical environments—like the roiling environments near black holes and neutron stars—have far more energy than the energetic particles that emerge from our sun. In fact, the particles.....»»
Tim Cook denies OpenAI rumors; talks AI energy use; Apple Glasses; saving lives
A wide-ranging interview with Apple CEO Tim Cook reveals him (kind of) denying OpenAI rumors; addressing the potential conflict between the power requirements of AI and Apple’s environmental goals; the journey toward Apple Glasses; and how Apple’.....»»
Approaching the unexplored "plasma phase-space" with data science
Fusion energy is being researched and developed as a new source of electric power that will contribute to the realization of a carbon-neutral society. At the National Institute for Fusion Science, research on magnetically confined plasma is being con.....»»
X-ray vision: Seeing through the mystery of an X-ray emissions mechanism
Since the 1960s, scientists who study X-rays, lightning and similar phenomena have observed something curious: In lab experiments replicating these occurrences, electrons accelerated between two electrodes can be of a higher energy than the voltage a.....»»
Multimodal machine learning model increases accuracy of catalyst screening
Identifying optimal catalyst materials for specific reactions is crucial to advance energy storage technologies and sustainable chemical processes. To screen catalysts, scientists must understand systems' adsorption energy, something that machine lea.....»»
Study discovers a nano-switch mechanism controlled by a single hydrogen atom in all living organisms
A group of researchers in Japan has revealed, for the first time, a mechanism for controlling the potential of an electron carrier protein in the redox reaction that all organisms need to obtain energy. The study was published in the online edition o.....»»
How did human brains get so big? The answer could be in our gut
Brain tissue is among the most energetically costly in the body, and as a result, larger-brained mammals require more energy to support brain growth and maintenance. Exactly which biological changes allowed human ancestors to meet the very high needs.....»»
US government, energy sector contractor hit by ransomware
ENGlobal, a Texas-based engineering and automation contractor for companies in the energy sector, has had its data encrypted by attackers. “On November 25, 2024, ENGlobal Corporation (the “Company”) became aware of a cybersecurity incident......»»
Keychron K2 HE review: magnets take mechanical keyboard customization to new heights
The Keychron K2 HE is a mechanical keyboard with magnetic switches that have adjustable actuation points, which can be used for incredible control while gaming, executing macros, and more.Keychron K2 HE reviewKeychron continues to impress with its wi.....»»
New map of the universe uses gravitational waves to reveal hidden black holes and cosmic structure
An international study led by astronomers from Swinburne University of Technology has created the most detailed maps of gravitational waves across the universe to date......»»
Samsung"s Cyber Week TV deals knock up to $1,400 off OLED, The Frame models
Ready to upgrade your TV to a panel that looks better and is energy efficient? Samsung is slashing prices on QLED and OLED TVs during its Cyber Week sale, with savings up to $1,400 off.Samsung OLED TVs are marked down for Cyber Week 2024.Samsung's sl.....»»
Hidden DNA in plants reveals secrets of photosynthesis
Scientists have uncovered genetic variation in the unexplored DNA of the photosynthetic and energy factories of Arabidopsis plants, which plays a crucial role in the efficiency of photosynthesis in plants. These insights—published Nov. 27 in the Pr.....»»
Study provides experimental evidence of high harmonic generation producing quantum light
High harmonic generation (HHG) is a highly non-linear phenomenon where a system (for example, an atom) absorbs many photons of a laser and emits photons of much higher energy, whose frequency is a harmonic (that is, a multiple) of the incoming laser'.....»»
"Spooky action" at a very short distance: Scientists map out quantum entanglement in protons
Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory and collaborators have a new way to use data from high-energy particle smashups to peer inside protons. Their approach uses quantum information science to map out how.....»»
From HR to work/life balance—How working life has (and hasn"t) changed since ancient Rome
While powerful figures tend to take up the most space in our history books, the vast majority of people in the ancient world were regular working class folks, and most people's lives revolved around the daily grind. A new book sheds light on working.....»»
Desertification talks open in Saudi Arabia as experts fire warning
UN talks aimed at halting the degradation and desertification of vast swathes of land start in Saudi Arabia on Monday after scientists fired a stark warning over unsustainable farming and deforestation......»»
Australia banning social media use by kids; 9to5Mac readers want the same in the US [U]
Update: Australia has now voted to ban social media use by children under the age of 16. In a 9to5Mac reader poll on the issue, the vast majority of you thought the US should do the same – see the end of the piece. The impact of social media use.....»»
Space station video shows ‘cosmic fireflies’ high above Earth
Space station astronaut Don Pettit has captured footage of what he describes as 'cosmic fireflies.'.....»»
New spin quantum battery can be charged without an external field
Over the past few years, some researchers have been working on alternative energy storage systems that leverage the principles of quantum mechanics. These systems, known as quantum batteries, could be more efficient and compact than conventional batt.....»»
Samsung"s Black Friday TV deals knock up to $1,400 off OLED, The Frame models
Ready to upgrade your TV to a panel that looks better and is energy efficient? Samsung is slashing prices on QLED and OLED TVs during its Black Friday sale, with savings up to $1,400 off.Samsung OLED TVs are marked down for Black Friday 2024.Samsung'.....»»
Observing dark matter at cosmic dawn
After almost a century of speculation, proposals and searches for dark matter, physicists now know that it currently comprises about 27% of the universe's mass-energy, with an abundance over five times that of ordinary matter like you, oceans and exo.....»»