Plant Roundup
Plant geneticists are developing crops that can thrive in salty soils.
Guinea Pigs
A listener asks why guinea pigs aren't often used as laboratory animals anymore.
Vitamin D Deficiency
Vitamin D deficiency in children has become extremely widespread.
Nano-Diamond Therapy
Nano-sized diamonds can help deliver targeted doses of insulin to heal burns.
Dog Intelligence
Dogs have similar cognitive abilities to two-year-old children.
Chicken Feather Roundup
Chicken feathers could provide an efficient new way to store hydrogen fuel.
Improving Geothermal
Chemical innovations could make geothermal power a bigger player in alternative energy.
Wastewater Drug Mapping
Testing wastewater for drugs may help scientists track regional changes in drug abuse.
Merkel Cells
Merkel cells in the fingertips and lips are responsible for our feeling of fine touch.
Early Life & Chronic Disease
People who were poor early in life have a biological tendency towards inflammation – which could contribute to chronic diseases.
Diamonds & Extinction
What really killed North America's large mammals at the end of the last ice age?
Mosquito Preferences
A listener asks: Why do mosquitoes find some people tastier than others?
Auditory Synesthesia
Some people hear sounds when they see something move.
Immune Microparticles
A new approach to regulating the immune response may make organ transplants safer.
HPV Vaccine
Vaccines against the viruses that cause cervical cancer are proving to be extremely effective at preventing the disease.
Robot Roundup
A new generation of robots can recognize and mimic human facial expressions.
Tools as Body Parts
People perceive tools as extensions of their own bodies.
Alzheimer’s & Caffeine
Caffeine may stave off and even reverse the underlying cause of Alzheimer's disease.
Lunar Reconnaissance Orbiter
NASA's Lunar Reconnaissance Orbiter will send back unprecedented information about our closest cosmic neighbor.