News tagged with toxic substances


A newly discovered chemical weapon in poison frogs' arsenal

A newly discovered chemical weapon in poison frogs' arsenal

Chemistry / Biochemistry

created Jun 04, 2009 | popularity 5 / 5 (1) | comments 0

New research documents a surprising chemical weapon used by some Amazonian poison frogs. The study identified for the first time a family of poisons never before known to exist in these brightly colored creatures ...


World's first mandatory national nanotech rule pending

Nanotechnology / Bio & Medicine

created Jan 28, 2009 | popularity not rated yet | comments 0

The Canadian government reportedly is planning to release in February the world's first national regulation requiring companies to detail their use of engineered nanomaterials, according to environmental officials. The information ...





Search results for toxic substances


Acid-seeking 'warheads' promise safer, more effective cancer weapons

Chemistry /

created Feb 25, 2008 | popularity 4.7 / 5 (7) | comments 0

Researchers in California report development of an anti-cancer “warhead” that targets the acidic signature of tumor cells in much the same way that heat-seeking missiles seek and destroy military targets that emit heat. These ...


An oil refinery in California

Report blames petroleum industry for 25% of toxic pollutants

Space & Earth / Environment

created Jun 11, 2009 | popularity 4.6 / 5 (5) | comments 3

The US petroleum industry accounted for a quarter of toxic pollutants recorded across North America in 2005 by a government-backed environmental watchdog, an annual report said on Wednesday.


Researcher: New toxicant safety standards are needed to protect the young

Researcher: New toxicant safety standards are needed to protect the young

Medicine & Health / Health

created Jan 20, 2009 | popularity 4 / 5 (1) | comments 0

(PhysOrg.com) -- In an invited, peer-reviewed journal article on how prenatal exposure to toxic substances are linked to a host of diseases in later life -- from atherosclerosis to cancer -- a Cornell toxicologist ...


Santa Susana lab facing major cleanup

Space & Earth / Environment

created Sep 11, 2007 | popularity 3.5 / 5 (2) | comments 0

California Gov. Arnold Schwarzenegger is considering a bill that would force Boeing and NASA to clean up their Santa Susana Field Lab.


New process may convert toxic computer waste into safe products

New process may convert toxic computer waste into safe products

Chemistry /

created May 12, 2008 | popularity 4.5 / 5 (6) | comments 1

Discarded computer parts could one day wind up fueling your car. That’s because researchers in Romania and Turkey have developed a simple, efficient method for recycling printed circuit boards into environmentally-friendly ...


Environmental toxicants like lead, mercury target stem cells

Biology /

created Feb 06, 2007 | popularity 4.6 / 5 (7) | comments 0

Low levels of toxic substances cause critical stem cells in the central nervous system to prematurely shut down. That is the conclusion of a study published today in the on-line journal PLoS Biology. This research, which ...


A Change for the better

A Change for the better: Improving properties of enzymes

Chemistry / Biochemistry

created Sep 24, 2009 | popularity not rated yet | comments 0

An international team of scientists from the Czech Republic, Germany and Japan have developed a new method for improving the properties of enzymes. The method has potential for wide application in the chemical, ...


Toxic bile damages the liver

Medicine & Health / Genetics

created Oct 24, 2008 | popularity 3.8 / 5 (4) | comments 0

Researchers at the Heidelberg University Hospital have discovered a new genetic disease that can lead to severe liver damage. Because a protective component of the bile is missing, the liver cells are exposed to the toxic ...


Old TVs bad landfill reception

Space & Earth / Environment

created Dec 24, 2007 | popularity 4.4 / 5 (10) | comments 0

When U.S. broadcasters switch to digital transmissions, millions of viewers will likely discard analog televisions creating a potential environmental disaster.


100 percent of people carry at least 1 type of pesticide

Medicine & Health / Health

created Jan 04, 2008 | popularity 4.4 / 5 (7) | comments 2

A study carried out by researchers from the Department of Radiology and Physical Medicine of the University of Granada, in collaboration with the Andalusian School of Public Health (Escuela Andaluza de Salud Pública), found ...



List of search results for toxic substances