David Kiefaber

All Articles From David Kiefaber

Teenager Designs Football Helmet That Reduces Concussion Damage

(Cirrus Aircraft/Contributor)

This $2 Million Personal Jet Has Its Own Fuselage Parachute

New Technology, Sgnl, Lets You Take Calls With Your Finger

Richard Branson's Famous Guest List

Churchill, Elvis Among Richard Branson’s Ideal Dinner Party Guests

Pitting a Formula 1 Race Car Against a Fighter Jet

Rotterdam Deploys Aquatic Drones to Clean Trash in Waterway

Australian Scientists Record Fish Singing

Watch This Insane Leap Off a 105-Foot High Bridge

Beer-Drinking Ultrarunner Karl Meltzer, 48, Breaks Appalachian Trail Speed Record

An F-16 flies in the pre-contact position behind a KC-135R from the Arizona Air National Guard. (HIGH-G Productions/Stocktrek Images)

Watch What Happens When a Fighter Pilot Loses Consciousness at 12,000 Feet

Lin-Manuel Miranda of 'Hamilton' performs onstage during the 70th Annual Tony Awards at The Beacon Theatre on June 12, 2016 in New York City. (Theo Wargo/Getty Images for Tony Awards Productions)

Watch a Sneak Peek of PBS’ Upcoming ‘Hamilton’ Documentary

What Are the Origins of Hoisin Sauce?

Credit: Harris & Ewing Collection (Library of Congress)

How FDR’s Secretary Helped Influence The New Deal

Big Star

Big Star: The Most Influential Rock Band You’ve Never Heard Of

(Courtesy Center for Cartoon Studies)

Here’s How You Can Get Paid to Live In J.D. Salinger’s House For a Month

The Abbreviated History of the School Lunch