The dose makes the poison, it is often said, and it is true. Lots of medicines and chemicals are harmless or beneficial in reasonable quantities but dangerous in high quantities. What about CO2 in…

There are numerous ways to address carbon emissions but are we choosing the right approaches? America and Europe have invested heavily in subsidizing solar and wind generation and solar panels - but…

Evolutionary adaptations have allowed Tibetans to have no trouble living at 13,000 feet, but how they became able to conquer the harsh environment of hypoxia has long been a mystery. Genetic studies…

Medicine is advancing rapidly and it always has risks, but in early going the risks are going to be greater. A paper found that the risk of patient harm increased two-fold in 2006, the year when…

What is the impact of volcanic sulfate emissions on climate? Researchers have completed the most accurate and precise reconstruction to date of historic volcanic sulfate emissions in the Southern…

The small intestine is not easy to examine. X-rays, MRIs and ultrasound images provide snapshots but each suffers limitations.   The average human small intestine is roughly 23 feet long and 1…

Lasers are ubiquitous but there are still wavelengths for which only large and expensive ones exist, or none at all. Remote sensing and medical applications call for compact laser systems, for…

Recent meta-analyses of the efficacy of second-generation antidepressants for youth have concluded that they possess anadvantage over placebo in terms of clinician-rated depressive symptoms, but no…

Fish is good for you and has been growing in popularity.  Atlantic Bluefin Tuna is a much sought after delicacy, though the International Union for Conservation of Nature (IUCN) lists it as…

Skeletal remains uncovered near the site of a Roman villa in Dorset are likely the five skeletons of the owners and occupants of the villa – the first time in Britain that the graves of villa owners…

A new study addresses the relationship between personality and heart attacks. Distressed (type D) personality (TDP), characterized by high negative affectivity and social inhibition, along with…

Researchers at the Center for Research and Advanced Studies (Cinvestav) in Mexico have developed a cDNA microarray chip that allows detection of the RNA strand of the dengue fever virus. The genetic…

A new study analyzed the long-term effects of psychotherapy on borderline personality disorder. Authors report the effect of  Dialectical Behavior Therapy (DBT) versus treatment-as-usual (TAU)…

In 1978, I was just beginning my career with the California Department of Forestry and Fire Protection (Cal Fire). I worked in the southern Sierra Nevada range as the Assistant Forest Manager at…

A breakthrough discovery into how living cells process and respond to chemical information could help advance the development of treatments for a large number of cancers and resistant to therapy.…

A small tree or shrub found in mountainous Central and South American rainforests has a most unusual relationship with the birds that pollinate its flowers, according to a new study - the plant known…

A newly discovered planet now named OGLE-2013-BLG-0341LBb in a binary star system located 3,000 light-years from Earth is expanding astronomers' notions of where Earth-like—and even potentially…

Astronomers search for exoplanets by measuring shifts in the pattern of a star's spectrum - the different wavelengths of radiation that it emits as light. These "Doppler shifts" result from subtle…

Researchers at the Royal Veterinary College have identified a highly specialized ligament structure that is thought to prevent giraffes' legs from collapsing under the immense weight of these animals…

Sequences of DNA called enhancers, which control a gene's output, find their targets long before they are activated during embryonic development, according to scientists at the European Molecular…