Tag: Informative

What Type Of Information Can Be Stored in QR Codes?

What Type Of Information Can Be Stored in QR Codes?

QR Codes are not far away. Retailers and businesses have been using them- they can be seen in stores, TV, magazines, business cards and mailers. But what kind of information is stored in them and what are the uses outside of marketing? Original uses for […]

Inside a Chemist’s Quest to Hack Evolution and Cure Genetic Disease

Inside a Chemist’s Quest to Hack Evolution and Cure Genetic Disease

David Liu’s office on the third floor of the Broad Institute in Cambridge, Massachusetts is designed to quiet the mind. A museum-grade gemstone collection lines the walls, interspersed with blue-tinged photos Liu has taken of inspiring science-on-location scenes—the concrete corners of the Salk Institute, a […]

LA Is Doing Water Better Than Your City. Yes, That LA

LA Is Doing Water Better Than Your City. Yes, That LA

The frantic phone calls to the Community Water Center began in the summer of 2014. In the 7,000-strong unincorporated community of East Porterville, nestled against California’s Sierra Nevada mountains, homeowners’ wells were failing amid a historic drought. Folks were hauling water from their workplaces or […]

The Physics of a Puzzling Perpetual Motion Machine

The Physics of a Puzzling Perpetual Motion Machine

Perpetual motion—it’s fun to say that. For some people, perpetual motion machines hold the secret to everlasting free energy that will save the world. To them, it’s a machine that is just beyond our grasp. If only we could tweak our design just a little […]

Forget X-Ray Vision. You Can See Through Walls With Radio

Forget X-Ray Vision. You Can See Through Walls With Radio

Who wouldn’t enjoy a little X-ray vision, really? You could cheat at cards, for one. And that game where someone puts something under one of three cups and you have to guess where it is. Easy. Of course, X-ray vision would come with a downside, […]

How a Uranium Hunter Sniffs Out Nuclear Weapons

How a Uranium Hunter Sniffs Out Nuclear Weapons

When geologist and nuclear security researcher Rodney Ewing left the University of Michigan for Stanford in 2014, he left some of his belongings back in the Midwest. Hundreds of his belongings, actually. All of them radioactive. He wasn’t trying to poison anybody: It was a […]

The Surprisingly Cool Physics of Pushing a Block Against a Wall

The Surprisingly Cool Physics of Pushing a Block Against a Wall

This is a cooler physics problem than I initially realized. It goes something like this. A block has a mass of 1 kg and is placed on a vertical wall such that the coefficient of static friction is 0.5. With what magnitude force do you […]

All of Us and the Dream of a Research Diversity Crusader

All of Us and the Dream of a Research Diversity Crusader

On January 20, 2015, President Barack Obama took the opportunity of his State of the Union speech to announce a bold research project. Called the Precision Medicine Initiative, he said, it would harness the power of big data and DNA to the benefit of all. […]

Endangered Species and the Case for ‘Sanctuary Cities’

Endangered Species and the Case for ‘Sanctuary Cities’

This story originally appeared on CityLab and is part of the Climate Desk collaboration. Her name was Lola. No, not “L-O-L-A, Lola,” from the Kinks’ song, but a Mexican Redhead. Well, actually, not that either, it turned out. “We don’t really say that anymore,” the avian veterinarian said as […]

When Overtaxed Working Memory Knocks Your Brain Out of Sync

When Overtaxed Working Memory Knocks Your Brain Out of Sync

In 1956, the renowned cognitive psychologist George Miller published one of the field’s most widely cited papers, “The Magical Number Seven, Plus or Minus Two.” In it, he argued that although the brain can store a whole lifetime of knowledge in its trillions of connections, […]