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From Stem Cells to Eggs (and Beyond)
Stem cells can be turned into heart, liver, and brain cells—but what about a whole new organism? A study in Science explains the transformation from stem cell to egg to mouse pup.
How Astronomers Measured The Edge Of A Black Hole
The black hole resides at the center of a galaxy located 50 million light-years from Earth.
What Your Genes Can Tell You About Your Memory
Researchers are studying how gene regulation influences memory.
Starfish Blamed For Great Barrier Reef Coral Loss
Crown-of-thorns starfish are partly to blame for the Great Barrier Reef’s alarming loss of coral cover.
The Biology of Birds of Prey
We’ll check in with biologists studying American kestrels, prairie falcons, red-tailed hawks, and other raptors that nest in Idaho’s Snake River Birds of Prey National Conservation Area. Plus, bringing back the California condor.
Ice Age Co-Stars: Horses, Camels, and Cheetahs
Move over mammoths—many lesser-known beasts roamed North America during the Ice Age too.
Fires and Invasive Grass Threaten American West
Cheatgrass, an invasive weed, chokes out native sagebrush—and sets the stage for massive blazes.
Analyzing the Evidence on DNA
“All DNA evidence is not created equal,” says Greg Hampikian, Director of the Idaho Innocence Project. He’ll tell us why DNA ‘evidence’ sometimes leads to the wrong conclusion.
The SciFri Book Club Visits ‘Flatland’
Mathematician Ian Stewart joins the September book club meeting for a look at Edwin Abbott’s ‘Flatland.’