Bitter substances spoil the appetite of oak moth caterpillars
Trees have a huge arsenal of ways to keep the pests that attack them under control. In the course of evolution, for example, some English oaks (Quercus robur) have developed the ability to release volatile signaling substances when attacked by oak mo.....»»
Epic vs. Apple opening arguments suggest a bitter battle over iOS’ future
Epic says it's "suing for change." Apple says Epic "just doesn't want to pay." Enlarge / Artist's conception of what Apple and Epic's lawyers did to each other in the courtroom today. (credit: Epic Games) In leading off the opening arguments i.....»»
Volunteer firefighters have higher levels of "forever chemicals"
Volunteer firefighters -- who comprise more than 65 percent of the U.S. fire service -- have higher levels of 'forever chemicals,' per- and polyfluoroalkyl substances (PFAS), in their bodies than the general public, according to a new study. It is th.....»»
Toxic fluorocarbons to keep our water (and bodies) clean and healthy
The toxic pollutants in your ski wax basically never disappear. A Norwegian lake and the area around several Norwegian airports are full of them, and so is your body. Per- and polyfluoroalkyl substances (PFAS) in ski wax have been receiving a lot of.....»»
Holographic metasurface gas sensors for instantaneous visual alarms
Biological and chemical substances can be rapidly detected in real-time for public health and environmental monitoring purposes. In a new report now on Science Advances, Inki Kim and a research team in mechanical engineering, materials science and el.....»»
Defensive symbiosis leads to gene loss in bacterial partners
Antibiotics on the cocoon protect the offspring of beewolves, a group of digger wasps, from detrimental fungi. These protective substances are produced by symbiotic bacteria of the genus Streptomyces, which live in these insects. In a new study in PN.....»»
DC’s Rorschach: A detective walks into a world shaped by squids and superheroes
During COVID-19, Rorschach has been something to look forward to each month. Enlarge / Thank you for giving me something to look forward to, DC Comics. (credit: Nathan Mattise) Warning: Though we'll take great pains not to spoil anything import.....»»
Instagram fixes mistake promoting harmful diet content
Some users said they were offered "appetite suppressants" and "fasting" by the search feature......»»
Instagram fixes ‘mistake’ promoting harmful diet content
Some users said they were offered "appetite suppressants" and "fasting" by the search feature......»»
Reliably measuring whether rivers or lakes run out of air
Wastewater carries large quantities of organic substances into the rivers and lakes, leading to heavy growth of bacteria and oxygen deficiency. Measurement methods have so far been incapable of measuring this organic pollution precisely. A new method.....»»
Silk moth"s diapause reverts back to ancestors" through gene editing
Diapause is a phenomenon in which animals and insects foresee changes in the environment and actively reduce metabolism, or halt regular differentiation and development. It is an adaptation strategy for adverse environments such as surviving winters,.....»»
How long can Epic afford to throw money at the Epic Games Store?
Exclusives and free games drive massive losses, but it's just a drop in the Epic bucket. Enlarge / Free for you, not so free for Epic... (credit: Epic Games) The bitter court fight between Apple and Epic is primarily focused on the mobile-gami.....»»
Enantioselective synthesis of indole derivatives
Indoles, and structures derived from them, are a component of many natural substances, such as the amino acid tryptophan. A new catalytic reaction produces cyclopenta[ b ] indoles—frameworks made of three rings that are joined at the edges—very s.....»»
Junctions between three cells serve as gateways for the transport of substances
Within multicellular organisms, cells build connections with each other forming cell layers that cover the surfaces of tissues and organs and separate structures in the body. For example, the skin forms a mantle around the entire organism, and the la.....»»
Tattoo made of gold nanoparticles revolutionizes medical diagnostics
The idea of implantable sensors that continuously transmit information on vital values and concentrations of substances or drugs in the body has fascinated physicians and scientists for a long time. Such sensors enable the constant monitoring of dise.....»»
Avoiding a bitter end for coffee from climate change
I didn't start drinking coffee until this past fall. Despite working as a barista for four years, and growing up in a household that takes their coffee by IV, I just never had a taste for it. The last straw that turned my years of coffee-making knowl.....»»
ProteinGAN: A generative adversarial network that generates functional protein sequences
Proteins are large, highly complex and naturally occurring molecules can be found in all living organisms. These unique substances, which consist of amino acids joined together by peptide bonds to form long chains, can have a variety of functions and.....»»
Another Look at Risk Appetite
If you are developing a risk appetite statement, don’t do it to comply with regulations — do it so it means something. Continue reading........»»
Watch AI Grow a Walking Caterpillar In Minecraft
sciencehabit shares a report from Science Magazine: The video in this story will be familiar to anyone who's played the 3D world-building game Minecraft. But it's not a human constructing these castles, trees, and caterpillars -- it's artificial inte.....»»
Fighting "forever chemicals" with microbes
Per- and polyfluoroalkyl substances (PFAS) are some of the most persistent environmental pollutants, earning them the moniker "forever chemicals." Increasing concern about the adverse health effects of PFAS exposure has researchers seeking novel ways.....»»
Rodenticides in the environment pose threats to birds of prey
In recent decades, the increased use of chemicals in many industries has led to environmental pollution of water, soil and also wildlife. In addition to plant protection substances and human and veterinary medical drugs, rodenticides have had toxic e.....»»