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On the left are coprolites, jade condors and brown ceramics from the Huecoid culture, on the right are coprolites, a jade frog, and red and white ceramics from the Saladoid culture.
Clues in the Coprolites
Fossilized feces help scientists understand the lives of Puerto Rico’s earliest inhabitants.
Clues in the Coprolites
Clues in the Coprolites

Fossilized feces help scientists understand the lives of Puerto Rico’s earliest inhabitants.

Fossilized feces help scientists understand the lives of Puerto Rico’s earliest inhabitants.

crops

Green leaves in a row with varied degrees of black spots on a black background.
A New Drug Fixes a Leak Caused by Bacteria
Kamal Nahas, PhD | Nov 8, 2023 | 5 min read
Researchers discovered how virulent bacterial proteins leech nutrients from plant cells, leading to a potential treatment for diseased crops.
Spores of Fusarium xylarioides
Researchers Resurrect Coffee-Destroying Fungus—to Study It
Chloe Tenn | Jan 4, 2022 | 4 min read
Comparing the genomes of modern pathogens with those of cryopreserved strains from several decades ago shed light on the evolution of coffee wilt disease outbreaks in Africa.
wheat blast fungus zambia Magnaporthe oryzae pathotype Triticum
Wheat Blast Arrives in Zambia, First Time in Africa
Munyaradzi Makoni | Oct 19, 2020 | 4 min read
Experts fear the fungal pathogen will spread to other African countries, threatening wheat production.
Space-Grown Lettuce Is Safe and Astronaut-Approved
Amy Schleunes | Mar 9, 2020 | 2 min read
NASA’s vegetable production system, known as Veggie, may help pave the way for more sophisticated systems that could supplement astronauts’ diets during long trips to space.
Joe Louis Studies the Molecular Battles Between Plants and Insects
Shawna Williams | Mar 1, 2020 | 3 min read
The University of Nebraska–Lincoln entomologist wants to help pave the way for creating environmentally friendly tools to replace insecticides to control agricultural pests.
Image of the Day: Fragmented Habitat
Emily Makowski | Dec 17, 2019 | 1 min read
Human activities may be affecting both narrow-ranged plants and widespread ones.
Drug Helps Plants Resist Drought: Study
Abby Olena, PhD | Oct 24, 2019 | 3 min read
The small molecule is effective in tomato and wheat in laboratory trials, but its scalability and applicability to real-world agriculture remains to be seen.
A Synthetic Ion Channel Makes Plants Grow Faster
Chia-Yi Hou | Sep 1, 2019 | 3 min read
Arabidopsis with guard cells modified by a light-activated potassium ion channel can open and close stomata more quickly, conserving water.
bio business
Companies Use CRISPR to Improve Crops
Ashley P. Taylor | Feb 1, 2019 | 9 min read
The agritech industry is editing plant genomes to feed a growing population, expand the produce aisle, and make tastier, more convenient food products.
Opinion: GE Crops Are Seen Through a Warped Lens
Rod A. Herman, Nicholas P. Storer, and Bryan Delaney | Feb 1, 2019 | 3 min read
Risks that pertain to all manner of new crops are often misattributed to genetic engineering. This distorts the public’s view of the technology.
Industry-Funded Pesticide Data Problematic, Study Shows
Anna Azvolinsky | Nov 27, 2018 | 5 min read
Scrutinizing a company’s study on a widely used pesticide, chlorpyrifos, academic researchers find shortcomings in analyses and public disclosures of results.
a barley field under a blue sky
Climate Change Likely to Ding Beer Supply
Shawna Williams | Oct 15, 2018 | 2 min read
The average price of a pint could double by the end of this century because of declines in barley yields, a study predicts.
Celebrated Brazilian Bee Scientist Warwick Kerr Dies
Vijay Shankar Balakrishnan | Oct 2, 2018 | 4 min read
Revered as a humanitarian and scientist, Kerr was also blamed for the introduction of aggressive Africanized bees to the Americas.
USDA Will Not Regulate CRISPR-Edited Crops
Diana Kwon | Apr 1, 2018 | 2 min read
Restrictions will remain on transgenic plants, which contain artificially inserted genes from other species.
Bt Corn Associated with Higher Yields, Less Insecticide Use in Neighboring Fields
Shawna Williams | Mar 13, 2018 | 1 min read
An analysis of 40 years of data also finds declines in pest populations after the introduction of the GM crop.
EU Advisor Recommends Regulatory Exemption for Gene Editing
Catherine Offord | Jan 18, 2018 | 2 min read
Crops produced using mutagenic technologies such as CRISPR should generally be exempt from regulatory laws governing GMOs, according to the published opinion.
Insects Are Increasingly Evolving Resistance to Genetically Modified Crops
Ashley P. Taylor | Oct 13, 2017 | 2 min read
Plantings of non-GM refuges counter the development of resistance.
Opinion: Hidden Environmental Cost in Green Solutions
Meredith Richardson and Praveen Kumar | Jun 30, 2017 | 3 min read
The inclusion of soil nutrient fluxes is critical for more-accurately assessing the societal value of ethanol biofuel vs. corn feed.
Report: Still Lots to Learn About GE Crops
Tracy Vence | May 17, 2016 | 2 min read
A National Academies–led analysis evaluates the impacts of genetically engineered crops—and calls for updated regulations.
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