US EPA’s Chemical Assessment Guide Creates Contention
US EPA’s Chemical Assessment Guide Creates Contention
Scientists and advocacy groups criticize new guidelines that could exclude some academic studies during toxicity reviews.
US EPA’s Chemical Assessment Guide Creates Contention
US EPA’s Chemical Assessment Guide Creates Contention

Scientists and advocacy groups criticize new guidelines that could exclude some academic studies during toxicity reviews.

Scientists and advocacy groups criticize new guidelines that could exclude some academic studies during toxicity reviews.

ecology & environment
Image of the Day: The Long and Short of It
Image of the Day: The Long and Short of It
Sukanya Charuchandra | Aug 20, 2018
For flycatchers, the attractiveness of male birds is tied to the length of their sperm.
New Pesticide Affects Bumblebee Reproduction
New Pesticide Affects Bumblebee Reproduction
Shawna Williams | Aug 15, 2018
Sulfoxaflor, an alternative insect-killer to older chemicals that decimate pollinators, turns out to kneecap colonies.
Zika Likes it Warmer than Dengue: Study
Zika Likes it Warmer than Dengue: Study
Anna Azvolinsky | Aug 15, 2018
Climate change may open up new habitats suitable for the virus’s spread.
Image of the Day: Circularity
Image of the Day: Circularity
Sukanya Charuchandra | Aug 15, 2018
A marine flatworm swarms in a circular fashion off the coast of Guernsey.
Florida Is Having a 10-Month Streak of Toxic Red Tide
Florida Is Having a 10-Month Streak of Toxic Red Tide
Diana Kwon | Aug 10, 2018
Can clay particles, ozone, or phages stop the algae bloom that is killing wildlife and posing a health risk to humans?
Mutated Gene Could Raise Marine Mammals’ Vulnerability to Pesticides
Mutated Gene Could Raise Marine Mammals’ Vulnerability to Pesticides
Shawna Williams | Aug 10, 2018
The resulting lost protein, PON1, breaks down organophosphates in land mammals.
Wild Cat Conservationist Alan Rabinowitz Dies
Wild Cat Conservationist Alan Rabinowitz Dies
Ashley Yeager | Aug 8, 2018
The “Indiana Jones of Wildlife Protection” helped established nature preserves around the world.
Invasive Tick Species Spreads in Eastern US
Invasive Tick Species Spreads in Eastern US
Shawna Williams | Aug 7, 2018
The Asian longhorned tick, first found in the country last year, is now present in several states.
Image of the Day: Nose Dive
Image of the Day: Nose Dive
Sukanya Charuchandra | Aug 7, 2018
Numbers of avian species in the Mojave Desert have fallen.