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Trapping light with disorder

Like a pinball game in the hands of a good player, a collection of obstacles randomly positioned can be sufficient to trap light without the need for an optical cavity. By adding amplification, at no cost, a mirrorless laser—often dubbed "random la.....»»

Category: topSource:  physorgOct 5th, 2021

World"s highest-voltage gun accelerates electrons from zero to 80% the speed of light

Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have designed and tested the world's highest voltage polarized electron gun, a key piece of technology needed for building the world's first fully polarized Electron-I.....»»

Category: topSource:  physorgRelated News12 hr. 57 min. ago

Scientists explore whether smaller chromosomes lead to more segregation errors during egg cell division

Three RIKEN researchers have shed light on the cellular mechanisms underlying chromosomal abnormalities that can cause miscarriages and congenital disorders such as Down syndrome......»»

Category: topSource:  physorgRelated News12 hr. 57 min. ago

Hybrid fiber pump combiner could advance mid-IR laser systems

In the last two decades, the rapid advancement in applications such as environmental monitoring, medical diagnostics, and global positioning has intensified the focus on developing novel mid-IR light sources. Fiber-based mid-IR lasers, which operate.....»»

Category: topSource:  pcmagRelated NewsOct 9th, 2024

Experimental archaeology sheds light on skill and technique in Bronze Age spear combat

How can we tell whether and how a prehistoric weapon was used? How can we better understand the dexterity and combat skills involved in Bronze Age spear fighting?.....»»

Category: topSource:  physorgRelated NewsOct 8th, 2024

New seed fossil sheds light on wind dispersal in plants

Scientists have discovered one of the earliest examples of a winged seed, gaining insight into the origin and early evolution of wind dispersal strategies in plants......»»

Category: topSource:  physorgRelated NewsOct 8th, 2024

Mexican jumping beans jump to safety in a dynamic world—light could influence how moth larvae avoid extreme heat

What makes Mexican jumping beans jump? New research from Binghamton University reveals that Mexican jumping bean larvae respond to different colors of light, jumping more vigorously under different hues, which can help them avoid potentially dangerou.....»»

Category: topSource:  physorgRelated NewsOct 8th, 2024

Deadly human-wildlife conflict lies at center of Zimbabwe lake and an embattled economy, says author

A Griffith University researcher has shed light on the tragic and often overlooked human-wildlife conflicts surrounding a vast, picturesque lake that supports the livelihoods of villagers in a remote Zimbabwe region......»»

Category: topSource:  physorgRelated NewsOct 8th, 2024

Q&A: How artificial lights are dimming firefly survival rates

While light bulbs make our nights brighter, they are dimming the social lives, and survival rates, of some of nature's natural light-makers: fireflies......»»

Category: topSource:  physorgRelated NewsOct 8th, 2024

Watch 902 Teslas perform a funky light show in Finland

More than 900 Tesla owners gathered together in Finland recently to entertain crowds with a dazzling, synchronized light show......»»

Category: topSource:  digitaltrendsRelated NewsOct 8th, 2024

Researchers uncover new plant perception mechanism for light and heat

Researchers at the University of Bayreuth and Heinrich Heine University Düsseldorf have described a previously unknown mechanism in the perception of light and heat in plants. The results contribute to a better understanding of plant physiological p.....»»

Category: topSource:  physorgRelated NewsOct 7th, 2024

For UN Agenda: Data gaps detected in 193 countries

To make informed decisions, governments and international organizations need data. The United Nations has been analyzing the global availability of such data together with ETH Zurich. This has brought to light some surprising insights......»»

Category: topSource:  physorgRelated NewsOct 7th, 2024

Asteroid that wiped out the dinosaurs may have led to the invention of "ant agriculture"

The event that wiped out the dinosaurs wasn't all bad. The low-light environment caused by the meteor impact some 66 million years ago favored the spread of fungi that feed on organic matter, which was abundant at the time as plants and animals were.....»»

Category: topSource:  marketingvoxRelated NewsOct 6th, 2024

Smaller crossovers, pickups outpace U.S. market in Q3 as affordability challenges remain

Light-vehicle sales slid 2.4 percent in the third quarter, according to preliminary data from the Automotive News Research & Data Center......»»

Category: topSource:  autonewsRelated NewsOct 5th, 2024

This special case adds a USB-C port to AirPods with Lightning

Apple recently AirPods Max. However, there are still a lot of people who have old AirPods and simply don’t want to buy new headphones just to get the new port. Luckily, someone came up with a clever accessory that brings USB-C to AirPods with Light.....»»

Category: topSource:  pcmagRelated NewsOct 5th, 2024

Smaller crossovers, pickups outpace market in Q3 as affordability challenges remain

Light-vehicle sales slid 2.4 percent in the third quarter, according to preliminary data from the Automotive News Research & Data Center......»»

Category: topSource:  autonewsRelated NewsOct 4th, 2024

portable VPN for $50 off and travel securely

Travel light and keep your WiFi secure with this easy-to-use portable VPN router, on sale for just $149.99. TL;DR: The Deeper Connect Air Portable VPN Travel Router is here to help keep your data secure while traveling light, now $149.97 until.....»»

Category: topSource:  informationweekRelated NewsOct 4th, 2024

Addressing climate change and inequality: A win-win policy solution

Climate change and economic inequality are deeply interconnected, with the potential to exacerbate each other if left unchecked. A study published in Nature Climate Change sheds light on this critical relationship using data from eight large-scale In.....»»

Category: topSource:  physorgRelated NewsOct 4th, 2024

Study sheds light on limitations of zooplankton for inactivating pathogen contaminated water

Scientists at The University of Texas at El Paso and Stanford University were recently surprised to find that the natural community of zooplankton—tiny, aquatic animals known to graze on bacteria—present in freshwater and saltwater do not clean w.....»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

Logic with light: Introducing diffraction casting, optical-based parallel computing

Increasingly complex applications such as artificial intelligence require ever more powerful and power-hungry computers to run. Optical computing is a proposed solution to increase speed and power efficiency but has yet to be realized due to constrai.....»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

Geological surveys shed light on the formation mystery of Uruguay"s amethyst geodes

Amethyst is a violet variety of quartz that has been used as a gemstone for many centuries and is a key economic resource in northern Uruguay. Geodes are hollow rock formations often with quartz crystals, such as amethyst, inside......»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024