'Safer' pesticide could create toxic mercury, study says
A compound in pesticides that replaced another banned for its harmful effects, may threaten humans and wildlife by reacting with mercury in natural water to form a toxic chemical, researchers said Tuesday.
Dust from Asia pollutes US, Canada air: study
Dust and aerosol pollution from Asia travels across the ocean and sullies the air in the United States and Canada, possibly worsening the effects of climate change, a study showed Thursday.
Nuclear agency urges work to secure radioactive sources
Member states of the International Atomic Energy Agency should work together to boost security around radioactive sources, the body's deputy director said on Sunday.
Moth study suggests hidden climate change impacts
A 32-year study of subarctic forest moths in Finnish Lapland suggests that scientists may be underestimating the impacts of climate change on animals and plants because much of the harm is hidden from view.
Toward understanding the dangers of the fake marijuana called 'Spice' or 'K2'
The harmful effects of increasingly popular designer cannabis products called "Spice" or "K2" have puzzled scientists for years, but now a group of researchers is reporting progress toward understanding what ...
Bad medicine: Health care can cause harm when focus is on providing services instead of improving health
Are individuals, families, communities and employers getting their money's worth from US healthcare? That's the big question in the news today, pushed further into the spotlight by the Obama administration.
Leading scientists call for a stop to non-essential use of fluorochemicals
A number of leading international researchers, amongst others from the National Food Institute, Technical University of Denmark, recommend that fluorochemicals are only used where they are absolutely essential, ...
Neutral self-assembling peptide hydrogel
Self-assembling peptides are characterized by a stable β-sheet structure and are known to undergo self-assembly into nanofibers that could further form a hydrogel. Self-assembling peptide hydrogels have ...
Chemicals pollutants threaten health in the Arctic
Studies uncover risks and threats to Arctic inhabitant's health that might be due to contaminants brought by warmer air and sea water currents resulting from climate change.
New cancer therapy appears promising in pre-clinical trails
A new method for treating breast cancer is showing early promise in pre-clinical trials.
Hall effect magnetic field sensors for high temperatures and harmful radiation environments
Toyohashi Tech researchers have fabricated Hall effect magnetic field sensors operable at least 400 C and in extreme radiation conditions using gallium nitride-based heterostructures a with two-dimensional ...
Aquaculture's growth seen as continuing
Aquaculture production of seafood will probably remain the most rapidly increasing food production system worldwide through 2025, according to an assessment published in the January 2009 issue of BioScience. The assessment, by Jam ...