Can Radio Really Educate?
In the 1920s, radio was an exciting new mass medium. It was known for providing entertainment, but educators wondered if it could also be used for education.
Why You’ll Never Get Lead Poisoning from a Pencil
Some of the greatest moments in international pencil history involve discoveries of a different mineral.
Tidal Power: A Forgotten Renewable Resource?
For well over a century, engineers have proposed harnessing the ocean's tides for energy. But the idea hasn't seemed to register in many places.
Chien-Shiung Wu, the First Lady of Physics
Chien-Shiung Wu disproved a fundamental law of physics—a stunning achievement that helped earn her male colleagues (but not her) a Nobel Prize.
Plant of the Month: Fuchsia
Too popular for its own good? The career of a flower so powerfully beautiful, fashion would inevitably declare it over.
The Physics of Karate
A human hand has the power to split wooden planks and demolish concrete blocks. A trio of physicists investigated why this feat doesn't shatter our bones.
Why Hasn’t NASA Sent Anyone to Mars?
The Perseverance mission to Mars represents a considerable step forward for the space program. But are rovers as good as it gets?
Plant of the Month: Venus Flytrap
The carnivorous plant, native to the Carolinas, has beguiled botanists and members of the public alike since the eighteenth century.
Dry Ice Will Help Keep COVID-19 Vaccines Cold
A brief history of dry ice, aka solid carbon dioxide, shows why some coronavirus vaccines will benefit from its use.
Our Long-Running Love Affair with Pigeons
Through crazes of pigeon-fancying, these birds have been reshaped into a dizzying variety of forms.