Search results for nanograms

Space Exploration Dec 12, 2022

Proposal for picogram-scale probes to explore nearby stars

In a forward-looking article, George Church, Ph.D., from Harvard University and the Wyss Institute, proposes the use of picogram to nanogram-scale probes that can land, replicate, and produce a communications module at the ...

Environment Oct 26, 2022

'Forever chemicals' persist through wastewater treatment, may enter crops

PFAS (per-and polyfluoroalkyl substances), a group of more than 4,700 fully synthetic compounds that are widely used in industrial and manufacturing processes and found in many consumer products, persist through wastewater ...

Environment Oct 18, 2022

Disinfection processes with better removal results for natural and synthetic progesterones in hospital wastewater

Hospital wastewater (HWW) contains plenty of persistent compounds, dangerous substances, and pathogenic microorganisms, such as antibiotics, psychiatric drugs, β-receptor blockers, anesthetics, analgesics, anti-inflammatory ...

Bio & Medicine Sep 22, 2022

Swimming nanorobots treat deadly pneumonia in mice

Nanoengineers at the University of California San Diego have developed microscopic robots, called microrobots, that can swim around in the lungs, deliver medication and be used to clear up life-threatening cases of bacterial ...

Biochemistry Sep 6, 2022

Pesticide exposure measurable through sewage water

For the first time, scientists from the University of Amsterdam and a Spanish university have developed a method to quickly determine the exposure of people to pesticides via the analysis of wastewater. The researchers published ...

Environment Mar 28, 2022

No, sunscreen chemicals are not bleaching the Great Barrier Reef

For the sixth time in the last 25 years, the Great Barrier Reef is bleaching. During bleaching events, people are quick to point the finger at different causes, including sunscreen.

Plants & Animals Mar 8, 2022

Paper made from banana plants stymies potato pest

Wrapping potato seeds in biodegradable paper made from unusable parts of banana plants reduces the infestation and harmful effects of a nasty plant pathogen—a worm called the potato cyst nematode—and sharply increases ...

Environment Feb 23, 2022

Each Antarctic tourist effectively melts 83 metric tons of snow

Every summer, as the sea ice surrounding Antarctica retreats, tens of thousands of tourists and scientists flock to the landmass by boat and plane. The remote continent is becoming increasingly accessible—during the 2019-20 ...

Ecology Feb 9, 2022

Higher temperatures may decrease antidepressant pollution in waterways

A new study led by Monash University biologists has found that higher temperatures may reduce effects of antidepressant pollution on wildlife.

Biotechnology Jan 26, 2022

New sequencing technique established for low-biomass, degraded or contaminated microbiome samples

A research team led by the Qingdao Institute of Bioenergy and Bioprocess Technology (QIBEBT), Chinese Academy of Sciences (CAS), has developed a low-cost metagenome sequencing technique. It enables high-resolution revelation ...

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