A chrysanthemum overlaid with the chemical formula for pyrethrins

What Do Pesticides and Chrysanthemums Have in Common?

They both contain insecticides called pyrethrins, used in ancient Persia. Today we use them in lice-killing shampoos.
CamelBak brand water bottles hang on display at an outdoor supply store

How Safe Is BPA-Free Plastic?

With BPA gone from many plastic products, researchers are concerned about other environmental chemicals, which might cause reproductive harm.

Scientists Are Putting Mosquitoes on Human Diet Drugs

Humans and mosquitoes share a surprising amount of genes and have similar hunger controls.
Microwaves

How a Microwave Weapon Might Work

Personnel at the U.S. embassy in Havana have reported mysterious sounds and physical symptoms consistent with brain injury. Could it be microwaves?
plastic waste

Where are the Biodegradable Alternatives to Plastic?

New polymers meant to either biodegrade or to last longer would reduce waste. So what is taking science so long to create them? Well, it's complicated.
AUVs exploring the Titanic

The Wildest Inventions in Scientific Research

Sometimes scientists end up turning into inventors throughout the course of their research. Three cases in point.
fast food phthalates

Would You Like Phthalates with That?

People who like dining out have 40 to 55 percent higher phthalate levels than those who eat at home.
Power plant

Why Air Pollution Is a Socioeconomic Issue

Too much pollution can pose a health risk to anyone, but whether it is lethal or not mostly depends on the person's underlying health—and economic—status.

Fashion Forward: How Three Revolutionary Fabrics Are Greening the Industry

Kelp, yeast, and sequestered methane gas are on the forefront of the move to create environmentally friendly clothing
Red London Double Decker Bus

Coffee-Powered Buses, Cannabis Megafarms, and a Fashionable Facelift

Britiain's red double-deckers will run on spent coffee grounds. California cannabis farms may now mushroom in size. Fashion is due for an ecological shift.