New research questions "whiff of oxygen" in Earth"s early history
Evidence arguing for a "whiff of oxygen" before the Earth's Great Oxygenation Event 2.3 billion years ago are chemical signatures that were probably introduced at a much later time, according to research published in Science Advances......»»
John Milton’s handwritten notes make this 16th century history book a rare find
Poet crossed out one racy passage, deeming it "an unbecom[ing] tale for a hist[ory]" Enlarge / John Milton citing Spenser on the recent history of Ireland in his 1587 edition of Raphael Holinshed's Chronicles. Note Milton's itali.....»»
Smashing into an asteroid shows researchers how to better protect Earth
Slowing down an asteroid by just one-tenth of a second makes all the difference. Enlarge / Riding atop a SpaceX Falcon 9 rocket, NASA’s Double Asteroid Redirection Test, or DART, spacecraft sets off to collide with an asteroid.....»»
New research employs shutter speed analogies to validate 55-year-old theory about chemical reaction rates
Chemical reactions are commonly depicted as transitions from reactants to products. However, such reactions involve many molecules, and the individual molecules themselves undergo frequently-occurring structural changes as they transform from the rea.....»»
Astronomers discover new Earth-sized world orbiting an ultra-cool star
An international team of astronomers has detected a new, Earth-sized planet just 55 light years away, orbiting an ultra-cool red dwarf star......»»
Early retirement of old vehicles won"t save the planet, says study
Lifespan caps for passenger vehicles have limited effect on reducing greenhouse gas emissions and could drive up costs and material use, finds a new study published in Environmental Research: Infrastructure and Sustainability. The research shows that.....»»
Sun shoots out biggest solar flare in almost 2 decades, but Earth should be out of the way this time
The sun produced its biggest flare in nearly two decades Tuesday, just days after severe solar storms pummeled Earth and created dazzling northern lights in unaccustomed places......»»
Experimental demonstration of inequivalent mutually unbiased bases for quantum information processing
Research groups demonstrated for the first time that inequivalent mutually unbiased bases (MUBs) have different information extraction capabilities for quantum information processing. The research results were published in Physical Review Letters......»»
Scientists raise minimum magnetic field of a single measurement to sub-femtotesla level
A research team has, for the first time, realized the quantum amplification of an extremely weak magnetic field by using dark spin, with the magnetic field magnification exceeding a factor of 5,000 and the single magnetic field measurement accuracy r.....»»
Climate change could significantly alter distribution of jellyfish and other gelatinous zooplankton in the Arctic Ocean
Gelatinous zooplankton, including jellyfish and other diverse, nearly transparent organisms, play important roles in marine ecosystems. Climate change is expected to significantly alter their populations and distributions. New research published in L.....»»
Key questions to ask when tailoring defensive stacks
In this Help Net Security video, Scott Small, Director of Cyber Threat Intelligence at Tidal Cyber, outlines the questions you need to ask your security team when tailoring a defense stack against your current threat landscape. Small talks about what.....»»
Researchers propose deep blue OLED design exhibiting BT.2020 color gamut
A research team proposes a novel design in deep blue organic light-emitting diode (OLED) which realizes a series of highly efficient luminescent compounds closely aligned with the BT.2020 blue light standard. The study was published in Advanced Mater.....»»
Scientists achieve giant Rashba–Dresselhaus spin splitting in 2D chiral metal-organic frameworks
A research team led by Prof. Li Xingxing and academician Yang Jinlong from University of Science and Technology of China (USTC) has developed two-dimensional (2D) chiral metal-organic frameworks as Rashba-Dresselhaus (R-D) semiconductors with large s.....»»
Meet the new insect killing Utah"s fir trees: Research models impact of the balsam woolly adelgid
A nonnative tree-killing insect is invading northern Utah, attacking subalpine fir and potentially triggering yet another die-off of the region's long-stressed conifer forests......»»
Tiger beetles fight off bat attacks with ultrasonic mimicry
Bats, as the main predator of night-flying insects, create a selective pressure that has led many of their prey to evolve an early warning system of sorts: ears uniquely tuned to high-frequency bat echolocation. To date, scientists have found at leas.....»»
8 automakers misled customers about giving driver data to police, lawmakers say
The lawmakers' findings raise questions about whether automakers can be held to account for departing from promises made about user privacy......»»
Investigating the poisoning effect of carbon deposition during CO₂ electroreduction
A research team has proposed new understandings of the poisoning effect of carbon deposition during carbon dioxide reduction reaction (CO2RR) on the active sites of Cu electrode. The study was published in Precision Chemistry......»»
How to clear cookies
Have you noticed your computer is running slower than normal? It might be time to clear the cookies from your browsing history. Here’s how......»»
Ultrasensitive gas detection empowered by synergy of graphene and sub-comb dynamics
Since the inception of microcomb, whose generation relies on Kerr nonlinearity in microresonator, the coherent soliton state has attracted intense research. Although the operation of sub-comb outputs is straightforward, as a noncoherent comb state,.....»»
Places with more college graduates tend to foster better lifestyle habits overall, research finds
Having more education has long been linked to better individual health. But those benefits are also contagious, say the co-authors of a new working paper......»»
Scientists unlock mysteries of orangutan communication
In a study published in PeerJ, scientists have revealed the intricate vocal patterns of Bornean orangutans, shedding new light on the complexities of their communication. Titled "Vocal Complexity in the Long Calls of Bornean Orangutans," the research.....»»