Hemp cannabinoids may have evolved to deter insect pests
Cannabinoids, naturally occurring compounds found in hemp plants, may have evolved to deter pests from chewing on them, according to experiments that showed higher cannabinoid concentrations in hemp leaves led to proportionately less damage from inse.....»»
Inevitable iPhone 15 price increase won"t deter pent-up demand
Analysts from Wedbush say that Apple will "modestly" increase the price of the iPhone 15 Pro, but that there is "pent-up" demand for the new models.Mockups of the iPhone 15 rangeWedbush is the latest to predict that Apple will announce raised prices.....»»
BA.2.86 fears fizzle as other variants drive up hospitalizations, deaths
Three preliminary studies suggest BA.2.86 may not be the scary subvariant some feared. Enlarge (credit: Getty | Justin Sullivan) Concern over the highly evolved omicron subvariant BA.2.86 is easing as the first batch of.....»»
Study suggests human shoulders and elbows first evolved as brakes for climbing apes
The rotating shoulders and extending elbows that allow humans to reach for a high shelf or toss a ball with friends may have first evolved as a natural braking system for our primate ancestors who simply needed to get out of trees without dying......»»
Research sheds surprising new light on evolution of plant kingdom
A new study has uncovered intriguing insights into the evolution of plant biology, effectively rewriting the history of how plants evolved over the past billion years......»»
Aloe vera peels could fight staple food crop pests
The discarded peels of aloe vera can be used as a natural pesticide, helping farmers protect staple food crops from harmful insects, research suggests......»»
New analysis suggests human ancestors nearly died out
Study claims 99% of human ancestors died off 930,000 years ago. Enlarge (credit: Getty Images) Multiple lines of evidence indicate that modern humans evolved within the last 200,000 years and spread out of Africa startin.....»»
Invasive spotted lanternfly may not damage hardwood trees as previously thought
In 2012, when the spotted lanternfly (Lycorma delicatula) arrived in the U.S. from its home in China, scientists, land managers, and growers were understandably concerned that the sap-feeding insect would damage native and commercial trees. New long-.....»»
It"s a bird! No, it"s a ... moth? Heavy rainfall spurs unique insect sightings in Bay Area
A Marin County park ranger was visiting her in-laws two weeks ago when she spotted a baby hummingbird hovering over a thistle in their backyard—or so she thought......»»
The Top Programming Languages 2023
Welcome to IEEE Spectrum’s 10th annual rankings of the Top Programming Languages. While the way we put the TPL together has evolved over the past decade, the basics remain the same: to combine multiple metrics of popularity into a set of rankings.....»»
Climate change, pests threaten Mexico City"s iconic palms
Climate change and a deadly disease spread by insects have forced authorities in Mexico City to chop down palm trees beloved by residents as an emblem of the capital......»»
Titanium micro-spikes skewer resistant superbugs
A new study suggests rough surfaces inspired by the bacteria-killing spikes on insect wings may be more effective at combating drug-resistant superbugs, including fungus, than previously understood......»»
Research team clarifies mode of action of cannabinoids in inflammation
While the German government is planning to relax legislation on the use of cannabis, researchers from the Friedrich Schiller University Jena, together with colleagues from Italy, Austria and the U.S., have identified the mode of action underlying ant.....»»
Curious and cryptic: New leaf insects discovered
An international research team including the University of Göttingen has described seven previously unknown species of leaf insects, also known as walking leaves. The insects belong to the stick and leaf insect order, which are known for their unusu.....»»
Ant wars: How native species can win the battle over invasive pests
New research using insight from virtual gaming and real-world ant battles shows how native insects can be given an upper hand against some aggressive introduced species, which could help guide non-native invasive ant management......»»
Don’t let these hidden EV fees catch you off guard (or deter you)
Electric cars cost far less than gas cars to maintain and power -- but there are still some hidden fees, as new EV buyers are discovering......»»
New markets on the menu with plant biosecurity tool
Global trade is important and brings many benefits. But trade can also spread pests and pathogens that harm agricultural crops and the natural environment......»»
The "weird" male Y chromosome has finally been fully sequenced. Can we now understand how it works, how it evolved?
The Y chromosome is a never-ending source of fascination (particularly to men) because it bears genes that determine maleness and make sperm. It's also small and seriously weird; it carries few genes and is full of junk DNA that makes it horrendous t.....»»
Study demonstrates immune defense was key for plants conquering land
A new study, led by Hirofumi Nakagami at the Max Planck Institute for Plant Breeding Research in Cologne, Germany, demonstrates that one of the two branches of plant immunity was likely to have evolved early during the establishment of plants on dry.....»»
Insecticides affect aquatic insects in unexpected ways
Pesticide pollution of streams in agricultural areas has adverse effects for stream organisms. A new study, led by researchers from the Leibniz Institute for the Analysis of Biodiversity Change (LIB), provides evidence that aquatic insect larvae resp.....»»
Wild tobacco mutants are more susceptible to insect attack but grow faster, shows study
Plants are not exposed to herbivores without defenses. When an insect feeds on a leaf, thereby wounding it and releasing oral secretions, a signaling cascade is elicited in the plant, usually starting with a rapid increase in the amount of the plant.....»»