Bacteria the yin and yang of dandruff, says study

May 13, 2016

Bacteria the yin and yang of dandruff, says study

Dandruff is not caused by a fungus, as many believe, but by an imbalance between two competing bacteria that naturally colonize the human scalp, according to a study released Thursday. Think of propionibacterium and staphylococcus as the yin and yang of healthy hair: when ...

Apr 14, 2016

New front opens in war with superbugs: experts

A newly discovered antibiotic-resistant gene is threatening to open a new front in the war against superbugs by rendering a last-resort drug impotent, experts warn. The gene’s resistance to colistin, a life-saving medication that has been around for 60 years, is the latest frustration ...

106 Burmese pythons captured in Florida

Feb 28, 2016

106 Burmese pythons captured in Florida

The 106 Burmese pythons captured over a monthlong hunt won’t help control Florida’s invasive snake population, but wildlife officials said Saturday that doesn’t matter as much as the awareness they bring to the state’s environmental concerns. Thousands of pythons, far from their natural habitat ...

Feb 18, 2016

Flies threatening Florida's fruit industry have been eradicated

A type of fruit fly that all but shut down south Florida’s $1.6 billion agricultural industry when it was discovered in the state last year has been “successfully eradicated,” authorities said Wednesday. Officials quarantined 97 square miles (250 sq. km) of farmland after the ...

Feb 11, 2016

Genome offers clues on thwarting disease-carrying ticks

Scientists have unlocked the genetic secrets of one of the least-loved creatures around, the tick species that spreads Lyme disease. The research may lead to new methods to control these diminutive arachnids that dine on blood. The researchers said on Tuesday they have sequenced ...

Brazil to fund development of vaccine to fight Zika virus

Jan 17, 2016

Brazil to fund development of vaccine to fight Zika virus

The Brazilian government announced it will direct funds to a biomedical research center to help develop a vaccine against a virus linked to brain damage in babies. Health Minister Marcelo Castro said Friday that the goal is for the Sao Paulo-based Butantan Institute to ...

Oct 16, 2015

Antibiotic resistance threat to patients: study

Spreading antibiotic resistance could have disastrous consequences for patients undergoing surgery or chemotherapy, a study said Thursday. In the United States, up to half of infections after surgery and over a quarter of infections after chemotherapy are caused by organisms resistant to standard antibiotics, ...

In warming Arctic, mosquitoes may multiply

Sep 16, 2015

In warming Arctic, mosquitoes may multiply

Rising temperatures in the Arctic may be good news for mosquitoes, which prosper with warmer weather. Researchers said on Tuesday that increasing temperatures are enabling Arctic mosquitoes to grow more quickly and emerge sooner from their pupal stage, greatly expanding their numbers and menacing ...

Aug 12, 2015

Parasite yet another threat to already troubled amphibians

Scientists have identified a new problem for amphibians, which are already shrinking in numbers: A parasite is infesting tadpoles worldwide. The family of parasites, related to a bug that attacks oysters, has been found in the livers of frogs and tadpoles on three continents ...