A fossil that was celebrated last year as a possible “missing link” between humans and early primates is actually a forebear of modern-day lemurs and lorises, according new research.
Continue reading about ‘Missing link’ fossil was not human ancestor as claimed, anthropologists say
Frequent exposure to environmental tobacco smoke among 13-year-olds is associated with an increased risk of future blood vessel hardening and greater risks of other heart disease factors, according to new research.
Continue reading about Secondhand smoke raises risk of hardened arteries among 13-year-olds
Newly discovered archaeological sites in southern and northern India have revealed how people lived before and after the colossal Toba volcanic eruption 74,000 years ago.
Continue reading about ‘Pompeii-like’ excavations tell us more about Toba super-eruption
Researchers in the United States have discovered that accidental overdose deaths involving cocaine rise when the average weekly ambient temperature passes 24 degrees Celsius (75 degrees Fahrenheit).
Continue reading about Cocaine-related deaths rise in warm weather, study finds
Scientists have issued an outlook for a significant regional bloom of a toxic alga that can cause ‘red tides’ in the spring and summer of this year, potentially threatening the New England shellfish industry. This year’s bloom could be similar to the major red tides of 2005 and 2008.
A surge in volunteers following a major disaster can overwhelm a response system, and without overall coordination, can actually make a situation worse instead of better. The outpouring of medical volunteers who responded to the devastating earthquake that rocked Haiti in January provides a roadmap for health care providers during future disasters, say the authors [...]
Continue reading about Health care volunteers and disasters: First, be prepared
The melting of glaciers is well documented, but when looking at the rate at which they have been retreating, a team of international researchers steps back and says not so fast. Previous studies have largely overestimated mass loss from Alaskan glaciers over the past 40-plus years, according to a new study that recalculates glacier melt [...]
Amyloid-beta protein — the primary constituent of the plaques found in the brains of Alzheimer’s disease patients — may be part of the body’s first-line system to defend against infection. In a new study, researchers describe evidence that amyloid-beta protein is an antimicrobial peptide, part of the innate immune system.
Continue reading about Alzheimer’s-associated protein may be part of the innate immune system
Entomologists have long puzzled over female weaponry [Read more]
The research dean of the Karolinska Institute, clinical chemist Karl Tryggvason, has been dismissed… [Read more]