Search results for nanograms

Plants & Animals Apr 16, 2026

Sex pheromone of a sandgrain-sized insect deciphered

Parasitic wasps of the genus Trichogramma are among the smallest insects in the world—yet they play an important role in natural ecosystems and agricultural landscapes as natural antagonists of pest species. Research teams ...

Environment Apr 9, 2026

High levels of forever chemicals found in Svalbard reindeer

Svalbard reindeer live in a place so remote they have actually evolved to become a subspecies. But that remoteness isn't enough to protect them from contaminants from the industrial world.

Earth Sciences Apr 1, 2026

Why subduction zones act as the Earth's 'gold kitchens'

Earth's "gold kitchen" lies deep beneath the seafloor. Island arcs, whose volcanoes form above subduction zones where one oceanic plate sinks beneath another, are often particularly rich in gold. The reasons for this have ...

Ecology Mar 20, 2026

Aquatic plant reduces antibiotics in water and genetic damage in fish, Piracicaba River study shows

A study conducted by researchers at the Center for Nuclear Energy in Agriculture at the University of São Paulo (CENA-USP) and published in the journal Environmental Sciences Europe identified residues of different classes ...

Bio & Medicine Mar 10, 2026

Researchers track mineral growth on bioorganic coatings in real time at nanoscale

Materials that encourage mineralization, mimicking the process in the human body, are becoming increasingly important in medicine and technology. This process, which occurs at the interface between inorganic materials and ...

Plants & Animals Feb 24, 2026

Urine tests confirm alcohol consumption in wild African chimpanzees

Aleksey Maro knows far more than he cares to know about the urination habits of chimpanzees. But if you want to measure the alcohol intake of chimps in a Ugandan rain forest, where a breathalyzer is impractical, collecting ...

Analytical Chemistry Feb 20, 2026

Americium, curium and californium—crystallizing the rarest elements

Actinides are a group of heavy, radioactive elements that include uranium, plutonium, americium, curium, berkelium and californium. Understanding how these elements bond with other atoms (known as coordination chemistry), ...

Biotechnology Jan 5, 2026

Nearly every corn seed planted in Colorado is covered in insecticide: Lawmakers may restrict the chemical

Colorado farmers plant tens of millions of corn seeds every year, nearly every one of them covered in a thin layer of insecticide.

Analytical Chemistry Dec 30, 2025

Simple wipe test reveals hidden PFAS contamination on firefighter protective gear

The flames die down. The sirens fade. Firefighters peel off their gear, thinking the danger has passed. But in the quiet aftermath, another enemy lingers, an invisible film of "forever chemicals" clinging to jackets, pants ...

Analytical Chemistry Nov 26, 2025

Eco-friendly method detects trace illicit drugs on surfaces in just 5 minutes

The research group FQM-215—Affordable and Sustainable Sample Preparation at the University of Córdoba has developed a method that is not only faster and easier to perform but also more environmentally sustainable. It can ...

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