A pair of biologists from Mount Holyoke College, working with a colleague from North American Camelid Studies Program, the Nunoa Project, has found that the male alpaca thrusts his penis all the way into the uterus of the female during mating, making the camelid the only mammal known to do so.
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Phys.org™ is a leading web-based science, research and technology news service which covers a full range of topics. These include physics, earth science, medicine, nanotechnology, electronics, space, biology, chemistry, computer sciences, engineering, mathematics and other sciences and technologies. Launched in 2004, Phys.org’s readership has grown steadily to include 5 million scientists, researchers, and engineers every month. Phys.org offers some of the most comprehensive coverage of sci-tech developments world-wide.
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Updates
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In a new discovery, researchers have revealed novel insights into the behavior of water molecules confined within nanostructures.
New research reveals terahertz waves' impact on dynamics of nanoconfined water molecules
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An entirely new approach to inhibiting DNA-cleaving enzymes works through the aggregation of an otherwise non-toxic molecule.
Clumps of an otherwise non-toxic molecule inhibit strep's DNA-cleaving enzymes, researchers discover
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Researchers at the University of Vienna, along with collaborators from France, Germany, Switzerland and the U.S., have achieved a breakthrough in understanding how genetic drivers influence the evolution of a specific photosynthesis mechanism in Tillandsia (air plants).
Adaptation of photosynthetic mechanism in air plants occurs through gene duplication, study finds
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According to a recent study published in Nature Geoscience, scientists have found that soil carbon dioxide (CO2) emissions are more sensitive to climate warming in permafrost-collapsed areas than in non-collapsed areas.
Abrupt permafrost thaw found to intensify warming effects on soil CO₂ emission
phys.org
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Anticoagulant treatments are crucial for managing many conditions, such as heart disease, stroke and venous thrombosis.
Team develops new type of anticoagulant whose action can be rapidly stopped
phys.org
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For the first time, researchers from VIB-KU Leuven, UZ Leuven, Janssen Pharmaceutica and multiple international collaborators have introduced quantitative methods and extensive confounder control to discover microbiome biomarkers in colorectal cancer development.
Microbiome researchers challenge the state of the art in colon cancer biomarker discovery
medicalxpress.com
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Papua New Guinea (PNG) has a wide range of environments, each presenting unique challenges to human survival.
Genetic adaptations have impacted the blood compositions of two populations from Papua New Guinea, finds study
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California's state fossil—are familiar to anyone who has ever visited Los Angeles' La Brea Tar Pits, a sticky trap from which more than 2,000 saber-toothed cat skulls have been excavated over more than a century.
Evidence suggests saber-toothed cats held onto their baby teeth to stabilize their sabers
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A team led by Purdue University soybean geneticist Jianxin Ma has developed a new biotechnological tool for the domestication of desirable traits from wild soybeans, such as resistance to leafhopper insect pests.
Gene seekers discover atypical genes that control multiple valuable soybean traits