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A single atom can change the directional profile of the light emitted in scanning tunneling microscopes

Researchers from Madrid explain a phenomenon that allows the direction of light emission to be controlled at the atomic scale. The paper provides a detailed explanation of how the profile of the light collected in a scanning tunneling microscope (STM.....»»

Category: topSource:  physorg11 hr. 59 min. ago

Scientists find key to engineering water-responsive biopolymers

Scientists at the Advanced Science Research Center at the CUNY Graduate Center (CUNY ASRC) have developed a novel approach to better understand and predict the behaviors of water-responsive materials—solid matter that can change shape by absorbing.....»»

Category: topSource:  physorgRelated News4 hr. 59 min. ago

Testing thousands of RNA enzymes helps find first "twister ribozyme" in mammals

The "RNA world" hypothesis proposes that the earliest life on Earth may have been based on RNA—a single-stranded molecule similar in many ways to DNA—like some modern viruses. This is because, like DNA, RNA can carry genetic information, but, lik.....»»

Category: topSource:  physorgRelated News4 hr. 59 min. ago

Earth underwent a massive, rapid melting period after the last global ice age, new study suggests

At the end of the last global ice age, the deep-frozen Earth reached a built-in limit of climate change and thawed into a slushy planet. Results from a Virginia Tech-led study provide the first direct geochemical evidence of the slushy planet—other.....»»

Category: topSource:  physorgRelated News4 hr. 59 min. ago

Is the election making you feel adrift and wobbly? That"s "zozobra," and Mexican philosophers have some advice

Ever had the feeling that you can't make sense of what's happening? One moment everything seems normal, then suddenly the frame shifts to reveal a world on fire, struggling with war, climate change and political violence and upheaval......»»

Category: topSource:  physorgRelated News7 hr. 51 min. ago

How project governance helps navigate public-private "coopetition" tensions

The Ariane 6 project, Europe's new space launcher, is in the headlines as the European Space Agency (ESA) and ArianeGroup push for its first launch in 2024. This high-profile initiative has faced delays, but it remains a cornerstone of European ambit.....»»

Category: topSource:  physorgRelated News7 hr. 51 min. ago

Scientists shed light on an arms race between barley and a fungal pathogen

Scientists from the Leibniz Institute of Plant Biochemistry (IPB), together with partners from the University of Cologne, have discovered a new group of defense substances in barley that are effective against a broad spectrum of fungal pathogens. One.....»»

Category: topSource:  physorgRelated News7 hr. 51 min. ago

African countries shouldn"t have to borrow money to fix climate damage they never caused, says economist

As we approach the global annual climate change conference, COP29, the need for increased public finance from the global north to address climate adaptation in Africa has become more urgent than ever......»»

Category: topSource:  physorgRelated News7 hr. 51 min. ago

Survey highlights "publish or perish" culture as key factor in research irreproducibility

An international survey involving over 1,600 biomedical researchers has shed light on the perceived causes of irreproducibility in research results. The survey, which included participants from various countries and research institutions, aimed to id.....»»

Category: topSource:  physorgRelated News7 hr. 51 min. ago

Pimax Crystal Light review: a new standard for affordable PC VR

I reviewed the Pimax Crystal Light, an affordable PC VR headset with minimal tradeoffs that boasts high-resolution displays with local dimming for lossless SteamVR gaming and sim racing......»»

Category: topSource:  digitaltrendsRelated News7 hr. 59 min. ago

A single atom can change the directional profile of the light emitted in scanning tunneling microscopes

Researchers from Madrid explain a phenomenon that allows the direction of light emission to be controlled at the atomic scale. The paper provides a detailed explanation of how the profile of the light collected in a scanning tunneling microscope (STM.....»»

Category: topSource:  physorgRelated News11 hr. 59 min. ago

Scientists discover all-optical nuclear magnetic resonance analog with quantum fluids of light

Researchers from Skoltech, the University of Warsaw, and the University of Iceland have demonstrated that by optical means it is possible to excite and stir an exciton-polariton condensate, which emits a linearly polarized light with a polarization a.....»»

Category: topSource:  physorgRelated News13 hr. 59 min. ago

Apple @ Work Podcast: Password security 101

Apple @ Work is exclusively brought to you by Mosyle, the only Apple Unified Platform. Mosyle is the only solution that integrates in a single professional-grade platform all the solutions necessary to seamlessly and automatically deploy, manage & p.....»»

Category: topSource:  pcmagRelated News14 hr. 21 min. ago

Cybersecurity jobs available right now: November 5, 2024

Application Security Engineer MassMutual | USA | Hybrid – View job details As an Application Security Engineer, you will conduct in-depth security assessments, including vulnerability scanning, and code reviews. Ensure secure coding p.....»»

Category: securitySource:  netsecurityRelated News19 hr. 14 min. ago

iOS 18.2 beta 2: Every new feature and change

iOS 18.2 beta 2 was released for developers today, and it includes several notable changes for iPhone users. There are upgrades to Find My, changes to the iPhone 16’s Camera Control, and more. Head below for a full roundup of everything new. mo.....»»

Category: topSource:  pcmagRelated NewsNov 5th, 2024

The Trek Checkpoint SL 7 AXS Gen 3 may be the perfect gravel bike

Trek's updated adventure-focused gravel bike is fun no matter where you ride it. As I followed a friend down a flow-y, undulating single-track trail, I started laughing. Unlike my.....»»

Category: topSource:  arstechnicaRelated NewsNov 4th, 2024

Small reductions to meat production in wealthier countries may help fight climate change

Scientists and environmental activists have consistently called for drastic reductions in meat production as a way to reduce emissions and, in doing so, combat climate change. However, a new analysis concludes that a smaller reduction, borne by wealt.....»»

Category: topSource:  physorgRelated NewsNov 4th, 2024

Webb confirms a longstanding galaxy model

Perhaps the greatest tool astronomers have is the ability to look backward in time. Since starlight takes time to reach us, astronomers can observe the history of the cosmos by capturing the light of distant galaxies......»»

Category: topSource:  physorgRelated NewsNov 4th, 2024

Apple removed iMac option to buy color-matched trackpad and mouse together

Apple’s M4 iMac is available for pre-order ahead of its arrival this Friday, and with USB-C accessories. But some buyers have noticed a change to the purchase process compared to previous iMacs. With the M4 model, you can no longer get both the Mag.....»»

Category: topSource:  informationweekRelated NewsNov 4th, 2024

Elon Musk turns X’s block button into a “glorified mute button”

X change lets blocked users see posts made by the people who blocked them. X, formerly Twitter, is now letting blocked users see posts made by the people who blocked them. "We're.....»»

Category: topSource:  arstechnicaRelated NewsNov 4th, 2024

Dams have taken half the water from Australia"s second biggest river—and climate change will make it even worse

The largest wetland on Australia's second longest river, the Murrumbidgee in the southern Murray-Darling Basin, is drying up. This is bad news for the plants, animals and people who rely on the vast Lowbidgee Floodplain. So it's important to understa.....»»

Category: topSource:  physorgRelated NewsNov 4th, 2024