Amber analyses show that insects already had a variety of defense strategies in the Cretaceous
Analyses of amber show that insect larvae were already using a wide variety of tactics to protect themselves from predators 100 million years ago......»»
2025 Geneva show canceled; event will not be revived
An effort to revive the show, first held in 1905, in 2024 after a four-year coronavirus hiatus attracted few automakers......»»
X-ray binary Swift J1727.8-1613 has a large relativistic jet, observations show
Using the Very Long Baseline Array (VLBA) and the Long Baseline Array (LBA), astronomers have observed a black hole low-mass X-ray binary known as Swift J1727.8-1613. As a result, they found that the system hosts a highly extended and bright relativi.....»»
How to set up and manage a guest user to your Mac
On occasion, you may want to allow other people in your home to access your Mac, but not your personal account. We'll show you how to set up and manage temporary guest users.User accounts listed on the login screen of the author's MacIf you are routi.....»»
Tracing the evolution of ferns" surprisingly sweet defense strategy
Plants and the animals that eat them have evolved together in fascinating ways, creating a dynamic interplay of survival strategies. Many plants have developed physical and chemical defenses to fend off herbivores. A well-known strategy in flowering.....»»
Virtual flying lessons for Hera asteroid mission
As ESA's Hera spacecraft for planetary defense goes through pre-flight testing, the system that will steer it around its target binary asteroid system is also undergoing its final checks for space......»»
Biologist calls for protection and more studies of natural time capsules of climate change
Packrats, also known as woodrats, are the original hoarders, collecting materials from their environment to make their nests, called middens. In deserts throughout western North America, for instance, packrat middens can preserve plants, insects, bon.....»»
Cheap, dirty leftovers can release pure oxygen: Hexagonal manganites show promise for production on an industrial scale
New materials for producing oxygen may challenge traditional production methods. This is exciting news, because pure oxygen is in demand for many areas in industry and medicine......»»
Carbon credits are useful for stabilizing the climate, but are they used effectively?
To have any chance of achieving the goal adopted in the Paris Agreement of stabilizing the global climate at less than 1.5°C above the pre-industrial average, humanity would have to become carbon neutral between 2050 and 2070 and show a negative car.....»»
Bizarre armor from Mycenaean Greece turns out to have been effective
People suspected the Dendra armor was ceremonial, but new tests show its utility. Enlarge / Armor based on the Dendra artifact being tested. (credit: Andreas Flouris and Stavros Petmezas) The Dendra armor, one of the old.....»»
Videos show "nature run" of greenhouse gases over a year
Three videos developed as part of the CoCO2 research project coordinated by ECMWF show a "nature run" of greenhouse gases over the year 2021......»»
Study reveals maintenance of male-related genes after loss of males in stick insects
Traits are often lost during evolution, either because they are no longer beneficial or because they are too costly to maintain. When this happens, it is generally believed that the genes underlying the trait will eventually degrade as well, making i.....»»
Researchers show the link between trawls and climate change in the North Sea
Fishing trawls cause significant CO2 emissions as they stir up the carbon bound in the seabed and release it again. It is also clear that they drastically affect ecosystems in the ocean. A new study by the Helmholtz-Zentrum Hereon models the influenc.....»»
I desperately want one of Hyte’s adorable new PC cases
Hyte has just unveiled a much-anticipated new version of its most successful case, but it's the new color options that really steal the show......»»
iPadOS 17.5.1 Problems Impacting iPad Users
iPad, iPad mini, iPad Air, and iPad Pro users have reported a variety of iPadOS 17.5.1 problems on forums and social media in the week plus since the update’s release. On May 20th, Apple pushed iPadOS 17.5.1 to iPad users. The point upgrade is.....»»
iOS 16.7.8 Issues Frustrating iPhone X & iPhone 8 Users
iPhone X, iPhone 8, and iPhone 8 Plus users have run into a variety of iOS 16.7.8 issues including abnormal battery drain. Earlier this month, Apple pushed iOS 16.7.8 to iPhone models left behind on iOS 16. The software, a point upgrade, delivered un.....»»
PlayStation State of Play returns this week, will feature 14 PS5 games
Sony's State of Play stream will return this week, and rumors are already circulating about what games it'll show off......»»
Chocolate"s tasty flavors might pose a health risk in other desserts
What makes chocolate taste and smell so delicious? Chemistry, of course. A variety of molecules work together to create that unmistakable aroma, but those same molecules might carry some unwanted health effects if there are too many around. According.....»»
"Extraordinary" 4,000-year-old Egyptian skull may show signs of attempts to treat cancer
From ancient texts we know that—for their times—the ancient Egyptians were exceptionally skilled at medicine. For example, they could identify, describe, and treat diseases and traumatic injuries, build protheses, and put in dental fillings. Othe.....»»
I’m attending the world’s biggest PC show next week. Here’s why I’m so excited
Computex 2024 will be massive, and we already have some hints as to what will be at the show. Here are the main announcements we expect to see......»»
Syfy reveals first images and release date for The Ark season 2
The crew aboard Ark One is ready for more space adventures in The Ark season 2. Check out the first images from season 2 and see when the show returns to SyFy......»»