Sperm & Obesity
A man’s weight influences how genes are expressed in his sperm.
Knuckle Cracking
Cracking your knuckles sets off a tiny “firework explosion” in the joint.
Fast-Aging Fish
Can super fast-paced fish reveal how humans could live longer?
Engineered Vocal Cords
Scientists have reverse-engineered functional vocal cords in the lab.
Toads vs. Fungi
Scientists demonstrate that it’s possible to locally vanquish a fungal disease that’s been wiping out frogs, toads and salamanders around the world.
Mixed Up Myxozoans
Microscopic fish parasites called myxozoans are actually animals with stripped down jellyfish genes.
Trees vs. Climate Change
Are coniferous or deciduous trees best at sucking up CO2?
Invisible Frogs
A Science Update listener wants to know the identity of a nightly neighborhood noisemaker.
Bald Hope
An arthritis drug may inspire a new class of topical hair-restoring treatments.
Fish Alarms
Damselfish attract multiple predators with a chemical cue, giving themselves a way to escape.
3D Bioprinter
3D printers can now create functional soft tissues like arteries.
Smartphone Eating Habits
A smartphone app is helping researchers document our erratic modern eating habits, 24/7.
Personal Microbe Cloud
Each of us produces a cloud of bacteria as unique as a fingerprint.
Brain Organoids
Organized clumps of neural tissue called brain organoids could let researchers study neurological disorders in the laboratory.
MS and Melatonin
Melatonin could explain why MS symptoms change with the seasons.
Toxin Sensing Sea Slugs
A sea slug co-opts a seaweed’s chemical defenses and its ability to harvest energy from the sun.
Pregnant Males
In seahorses, the males get pregnant and nurture the embryos.
Self-Medicating Ants
When infected with a fungus, ants know how to get their medicine and how much to take.
Dinosaur Colors
Pigments preserved in fossils may reveal the color of dinosaurs.
House Dust Detectives
The microbes in your household dust can reveal information about your home’s location, who lives there, and even your pets.
Podcast for 19 August 2015
ANCIENT ANATOMY (Encore Presentation) - What dental records from the Mesozoic era can tell us about the lives of dinosaurs. How humans are uniquely adapted to throw baseballs. Also: an automated nature recording system that's monitoring environmental change. And, could vaccinating children protect the elderly as well?
Predator & Prey Pupils
Differences in animals’ pupil shapes distinguish predators from prey.