First successful substitutes for ivory billiard balls were made with celluloid reinforced with ground cattle bone
In the 19th century, the market for ivory products increased to an alarming point. This high demand led to the search for artificial substitutes, but ivory properties were nearly impossible to replicate. The most important substitutes came from Alexa.....»»
"Extinct" snails found breeding in French Polynesia following a successful reintroduction project
A species of tropical tree snail is no longer extinct in the wild following a successful reintroduction project......»»
Apple agrees contract with second unionized store, in Oklahoma City [U]
Apple last month reached agreement with employees at the first Apple Store to unionize, and has now done the same, with a store in Oklahoma City. The three-year contract covers much of the same ground as the contract in Maryland, though with highe.....»»
Satellite images suggest test of Russian “super weapon” failed spectacularly
All that's left of the Russian missile silo is a big hole in the ground. The Sarmat missile silo seen before last week's launch attempt. [credit:.....»»
Tested: Shokz OpenRun Pro 2 bone-conduction wireless headphones
I’ve long used Shokz bone-conduction wireless headphones as my go-to for voice and video calls, mostly because they are so comfortable I often forget I’m wearing them. I’ve been using the OpenComm model for a couple of years now, but switche.....»»
Immersed Visor aims to be a Vision Pro Lite for $1,050
Immersed Visor is a new headset aiming to fill the middle ground between simple ‘face monitors’ like the $440 Viture One XR and the self-contained $3,500 Vision Pro. Weighing about the same as an iPhone 16 Pro, it’s priced at $1,050, though the.....»»
Beetles cooperate on tricky dung moves
Dung beetles are among the strongest animals in the world. They also possess an exceptional ability to cooperate. Research shows that female and male spider dung beetles together are able to move large dung balls across difficult obstacles. However,.....»»
How job-hopping managers undermine corporate culture
As most successful companies will know, building effective corporate culture is very rewarding, but also challenging. It requires senior managers to create shared values and embed those values in their decisions and interactions with staff......»»
iOS 18 features an all-new Photos app, here’s how to customize it
One of the biggest changes in iOS 18 is the all-new Photos app, which has been redesigned from the ground up. Apple says the new Photos design is meant to make it easier than ever to “find and relive special moments.” One of my favorite parts.....»»
Pollen affects cloud formation and precipitation patterns, researchers find
Ground-based and satellite observations in the United States show that increased pollen concentrations in spring lead to more cloud ice and more precipitation—even at temperatures between minus 15 and minus 25 degrees Celsius......»»
Apple’s Johny Srouji confirms all iPhone 16 models have 8GB RAM, more details
On Monday, Apple touted the new iPhone 16 and iPhone 16 Pro as the first iPhones built from the ground up for Apple Intelligence with the A18 and A18 Pro chips. In a new interview, Apple’s Johny Srouji has offered additional details on the iPhone 1.....»»
Antarctic research finds exceptional warm air intrusions and omnipresent aerosol layers in the stratosphere
Extremely clean air on the ground, warm air intrusions and sulfate aerosol at high altitudes—a Leipzig research project has gained new insights into clouds in Antarctica. From January to December 2023, the vertical distribution of aerosol particles.....»»
Artemis missions could put the most powerful imaging telescope on the moon
Ground-based interferometry on Earth has proven to be a successful method for conducting science by combining light from several telescopes into acting like a single large telescope. But how can an ultraviolet (UV)/optical interferometer telescope on.....»»
Ford will tap closed India factory to export
Ford will likely use the Indian plant, a source of low-cost production, to export to key markets, and possibly China, where it and other global automakers are losing ground to domestic rivals......»»
Study: Managers can boost everyone"s productivity by praising successful workers in company-wide messaging
Workplace communications platforms such as Slack and Microsoft Teams are sometimes accused of reducing productivity by distracting workers with constant messages and the need to respond to them......»»
Dual-feedback mechanism can enhance anti-oxidation coatings in fiber composites
Fiber-reinforced ceramic matrix composites (CMCs) have been the primary choice for radome materials in hypersonic vehicles due to their high toughness, strength, and other advantageous properties. However, oxidation by oxygen in the atmospheric envir.....»»
Study reveals food waste bans ineffective in reducing landfill waste, except in Massachusetts
Of the first five U.S. states to implement food waste bans, only Massachusetts was successful at diverting waste away from landfills and incinerators, according to a new study from the University of California Rady School of Management......»»
Tubular scaffolds boost stem cell-driven bone regeneration in skull defects
Scientists from Sun Yat-sen University's School of Biomedical Engineering have developed tubular scaffolds made from electrospun membranes, which significantly enhance bone regeneration in critical skull defects......»»
Polaris Dawn project aims to prevent bone loss in space
Dartmouth researchers have a project aboard the Polaris Dawn mission they hope will help address two major health risks of space flight—the breakdown of astronauts' bones in zero-gravity conditions and the resulting danger of developing kidney ston.....»»
The PS5 Pro’s price tag isn’t as dire as it sounds, analysts say
Can the PS5 Pro be successful even with a high $700 price tag? We spoke to several video game industry analysts, and their answer may surprise you......»»
Why are sharks coming to Boston Harbor? Researchers believe it"s a nursery ground
Once unthinkable when the harbor was nasty and polluted, today's cleaner waters have actually become a desirable shark habitat as young sharks migrate here yearly......»»