Author: Roxana Scopa

Pieces of SolaRoad, concrete blocks topped with solar cells, were recently installed in a bike path in Holland.SolaRoad Remember having to stay at home and wait for phone calls? (If you’re below a certain age, you can consult old movies, books, or TV shows—or just trust me on this.) It wasn’t so long ago that […]

Why it’s time to retire the concept of genius.

With our brains plugged into virtual worlds all day, what is real?

r.classen via Shutterstock In the 1630s, Holland was gripped by the world’s only known case of “tulip mania.” The intensely colored flowers were already a luxury item before then, but their prices leaped when tulips with flame patterned petals hit the market, and they continued rocketing to previously incomprehensible levels. The price for a single […]

Halting a MERS pandemic may hold lessons for the Ebola crisis—until the next outbreak.

The Princeton physicist on what’s wrong with inflation theory and his view of the Big Bang.

The dinosaur long ago renamed “Apatosaurus” is still often called “Brontosaurus.” stevegeer via iStock Over the past few decades, autism and Asperger syndrome have become prominent in the public consciousness, and that prominence has been reflected in popular art and entertainment. Autism, a mental illness characterized by repetitive behaviors and impaired social interactions, was brought […]

Even when applied to a highly reflective surface like aluminum foil, Vantablack renders the entire surface, including creases, all but invisible.Surrey Nanosystems via Wikipedia Color is such a powerful and evocative sensation—one of the first that we learn to describe as children—that we don’t often think about what it really is. In a sense, color […]

Galileo is the archetypal paradigm-busting scientist telling truth to hidebound authorities.Felix Parra: Galileo Demonstrating the New Astronomical Theories at the University of Padua, 1873. There’s a common trope in science in which a lone genius stands defiantly against a backward, close-minded establishment. Galileo’s Sun-centric astronomy vs. the Catholic Church; John Harrison’s longitude-revealing watch vs. the bigwigs […]

Imagine looking down through a microscope and seeing a big mass of bacterial cells, writhing in sync, churning in circles. You can almost hear a buzz of activity. The micron-sized organisms migrate across a plate of agar, gobbling up the nutrient-rich media, recalling the frenetic activity of bees in a hive. What you see through […]