The last croak for Darwin's frog Deadly amphibian disease chytridiomycosis has caused the extinction of Darwin's frogs, believe scientists from the Zoological Society of London (ZSL) and Universidad Andrés Bello (UNAB), Chile. Although habitat disturbance ...

Study is first to explain type of antimalarial drug resistance WASHINGTON -- A Georgetown University professor published in the online journal PLOS ONE the first study explaining why drugs designed to fight off malaria stop working in some people with the disease. Malaria, ...

Frequent breaks from sedentary behavior makes kids healthier OTTAWA, Canada – November 20, 2013 – Canadian kids spend more than half their waking hours engaged in sedentary behaviour—watching television, playing video ...

Researchers break a theoretical time barrier on bouncing droplets MIT research could aid ice prevention, wing efficiency, and more CAMBRIDGE, Mass-- Those who study hydrophobic materials — water-shedding surfaces such as those found in nature and created ...

Research uncovers secrets of Mars' birth from unique meteorite TALLAHASSEE, Fla. - As NASA prepares to launch a new Martian probe, a Florida State University scientist has uncovered what may be the first recognized example of ancient Martian crust. The ...

Tiny antisense molecules increase 'good cholesterol' levels in obese primates Targeting shared nucleotide sequences can suppress family of gene-regulating microRNAs A strategy developed by Massachusetts General Hospital (MGH)-based investigators to increase ...

BU, MIT team engineers add new wrinkles to waterproofing A surface that repels fluids faster VIDEO: The clock at top shows how fast a drop bounces off a relatively ...

Ancient Siberian genome reveals genetic origins of Native Americans Genetics The genome sequence of a 24,000-year-old Siberian individual has provided a key piece of the puzzle in the quest for Native American origins. The ancient Siberian demonstrates genomic ...

New health economics study highlights long-term benefits of rotator cuff surgery Understanding the full impact of treatments is important for patients with common shoulder injury Rosemont, Ill – Each year, close to 2 million people in the United States ...

Involving patients in their nurses' shift change reduces medical errors and satisfies patients TORONTO, Nov. 20, 2013 – At shift change, incoming and outgoing nurses transfer accountability by exchanging information about the patients under their charge. Called ...

What composes the human heart? U of T researchers crunch the numbers A foundational study published in top biomedical journal PNAS (Proceedings of the National Academy of Sciences) this week by researchers at the University of Toronto's Institute of Biomaterials ...

Texas A&M: 24,000-year-old skeletal remains raise new questions about first Americans COLLEGE STATION, Nov. 20, 2013 – Results from a DNA study of a young boy's skeletal remains believed to be 24,000 years old could turn the archaeological world upside down – it's ...

Aging erodes genetic control, but that's flexible Fly study shows how heterochromatin changes with age, diet PROVIDENCE, R.I. [Brown University] — Biologists at Brown University have found a way to measure the effects of aging by watching the ebb and flow of ...

Let's just harvest invasive species -- problem solved? URBANA, Ill. – Although invasive Asian carp have been successfully harvested and served on a dinner plate, harvesting invasive plants to ...

NASA's TRMM satellite sees Melissa's tropical transition VIDEO: This is a simulated 3-D flyby animation over subtropical storm Melissa using TRMM satellite data on ...

Sudden steep drop in blood pressure on standing from lying down may predict atrial fibrillation Johns Hopkins-led study suggests physicians check for heart rhythm disturbance in those with orthostatic hypotension Results of a Johns Hopkins-led study have identified ...

Aging impacts epigenome in human skeletal muscle Buck Institute research involves first genome-wide DNA methylation study in disease-free tissue Our epigenome is a set of chemical switches that turn parts of our genome off and on at strategic times ...

Impacts of plant invasions become less robust over time UCSB study shows that invasive plants are more likely to be replaced by other 'invasives' (Santa Barbara, Calif.) — Among the most impressive ecological findings of the past 25 years ...

Rediscovered Apollo data gives first measure of how fast moon dust piles up Washington, D.C. -- When Neil Armstrong took humanity's first otherworldly steps in 1969, he didn't know what a nuisance the lunar soil beneath his feet would prove to be. The scratchy ...

Tropical Cyclone Helen headed for landfall in India Tropical Cyclone 04B has strengthened and been renamed "Helen" as it slowly nears landfall in southeastern India. On Nov. 20 at 1200 UTC/7 a.m. EST, Tropical Cyclone Helen had maximum sustained winds near 50 ...

Women prescribed combination HRT should use caution when taking apigenin supplement, MU study finds COLUMBIA, Mo. – Hormone replacement therapies, or medications containing female hormones that substitute those no longer produced by the body, are ...

Connections in the brains of young children strengthen during sleep, CU-Boulder study finds While young children sleep, connections between the left and the right hemispheres of their brain strengthen, which may help brain functions mature, according ...

NASA's Chandra helps confirm evidence of jet in Milky Way's black hole Astronomers have long sought strong evidence that Sagittarius A* (Sgr A*), the supermassive black hole at the center of the Milky Way, is producing a jet of high-energy particles. Finally ...

Early data show potential for investigational bioengineered vessel as dialysis graft DURHAM, N.C. – An investigational, man-made blood vessel used in vascular grafts for kidney dialysis patients may potentially show encouraging early results among study ...

Large dishes increase how much cereal kids request, eat, and waste Big bowls make big appetites Smaller bowl sizes may be the next weapon in the battle against childhood obesity, says a new Cornell study published this week in the Journal of Pediatrics ...