New evidence suggests Isthmus of Panama was formed earlier than thought
Engineered softwood could transform pulp, paper and biofuel industries
Scientists today demonstrated the potential for softwoods to process more easily into pulp and paper if engineered to incorporate a key feature of hardwoods. The finding, published in this week's Proceedings of ...
Social networks may be exaggerating risk of news events
Researchers find the genome of the cultivated sweet potato has bacterial DNA
Warm bodied fishes found able to swim farther and faster than cold bodied fish
Sugary, shipwrecked champagne reveals history of 19th-century winemaking
A shipwrecked trove of sugary, 19th century champagne is revealing new details about centuries-old ways of making wine, and fresh insights into the people who drank it, scientists said Monday.
Decreasing biodiversity affects productivity of remaining plants
When plant biodiversity declines, the remaining plants face diminishing productivity, say scientists in study published April 20 in the journal Proceedings of the National Academy of Sciences.
Deep national history of immigration predicts wide cultural comfort displaying emotion
If your home country is historically heterogeneous and you know it, crack a smile. People who live in countries built on centuries of migration from a wide range of other countries are more emotionally expressive ...
Fish type, body size can help predict nutrient recycling rates
The nutrients excreted by fish in their "pee" may be critical to the health of coastal ecosystems. But knowing whether generalizations can be made about how to predict these nutrient levels in various ecosystems ...
Discovery of new plant switch could boost crops, biofuel production
A team of Michigan State University researchers has discovered a switch that regulates plant photosynthesis - the process that lets plants store solar energy and use it to grow and produce food.
Irradiating formamide with meteorite dust can lead to synthesis of prebiotic compounds
Women preferred 2:1 over men for STEM faculty positions, study finds
For decades, sexism in higher education has been blamed for blocking women from landing academic positions in STEM (science, technology, engineering and mathematics) fields.
Researchers find hormone receptor that allows mosquitoes to reproduce
University of Georgia entomologists have unlocked one of the hormonal mechanisms that allow mosquitoes to produce eggs.
Two ancient human fossils from Laos reveal early human diversity
An ancient human skull and a jawbone found a few meters away in a cave in northern Laos add to the evidence that early modern humans were physically quite diverse, researchers report in PLOS ONE. ...