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eDNA tool can identify pests before they become a problem

eDNA

When seeking a cure for a disease, early detection is often the key. The same is true for eliminating invasive species. Identifying their presence in a lake before they are abundant is vital. A recent University of Illinois study successfully used environmental DNA to detect invasive clams in California and …

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Eating fruits with high-pesticide residue associated with infertility

Lite-Trac Pesticide Sprayer

Eating more fruits and vegetables with high-pesticide residue was associated with a lower probability of pregnancy and live birth following infertility treatment for women using assisted reproductive technologies. Is preconception intake of fruits and vegetables with pesticide residues associated with outcomes of assisted reproductive technologies? Animal studies suggest ingestion of pesticide …

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How postdoctoral researchers are categorized

Postdoctoral

In a forthcoming opinion piece in the journal eLife, eight scientists and science policy experts make the case for standardizing how postdoctoral researchers are categorized by human resources offices and provide a framework that willing institutions can follow. The authors argue that the widespread use of inconsistent titles for researchers …

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Pest resistance to Bt proteins produced by biotech crops

Pest resistance

In 2016, farmers worldwide planted more than 240 million acres (98 million hectares) of genetically modified corn, cotton and soybeans that produce insect-killing proteins from the bacterium Bacillus thuringiensis, or Bt. These Bt proteins kill some voracious caterpillar and beetle pests, but are harmless to people and considered environmentally friendly. …

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Companies have promised a future of renewable fuel from algae

Algae

For over a decade, companies have promised a future of renewable fuel from algae. Investors interested in moving the world away from fossil fuel have contributed hundreds of millions of dollars to the effort, and with good reason. Algae replicate quickly, requiring little more than water and sunlight to accumulate …

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