Stock Footage0:12
Getty Images

Police Line

Pre-K - Higher Ed
Police Line
News Clip0:39
Sherman Grinberg Film Library

Results of a hand grenade explosion on a new protective safety vest

Higher Ed
Close-up of a clapperboard: "US Naval Photographic Center, director Palmer, date 2/26/1952" / A vest with a sizable bullet hole and a uniformed man's hands examining the hole, he unzips the front to display a bullet, and the vest with no...
News Clip0:44
Sherman Grinberg Film Library

Results of a hand grenade test on new bulletproof safety vests for US Marines

Higher Ed
With a triangle held up with a cord in the foreground, a clapperboard is displayed between two vests / The vests on chicken wire with an officer showing the results of a grenade explosion; he points out light damage to the vest but...
News Clip0:32
Sherman Grinberg Film Library

A protective vest and grenade test

Higher Ed
A man fastens a hand grenade to a metal pole, another holds a clapperboard, the cord is pulled and the device explodes
News Clip0:22
Sherman Grinberg Film Library

A bulletproof vest for use by the US Marine Corps

Higher Ed
A close view of a vest and neck hole
News Clip0:25
Sherman Grinberg Film Library

Grenade test of bulletproof military vest

Higher Ed
A uniformed man holds clapperboard in front of two vests on chicken wire with a hand grenade between them; the grenades smokes and explodes, showing no real damage
News Clip2:05
Sky News

Gunchester' t-shirt on display

Higher Ed
Gunchester' t-shirt on display
News Clip2:38
AFP News Agency

CLEAN : Ukrainian military on guard in Popasna, Lugansk region

9th - Higher Ed
Ukrainian soldiers adorn bulletproof vests and pack their weapons ready to guard Popasna, a front in the Lugansk region of Ukraine after there were reports of an alleged 'tank breakthrough (Footage by AFPTV via Getty Images)
Instructional Video2:15
Curated Video

A gunman opened fire early Thursday on a SWAT team that burst into a home during a drug and gun raid, wounding four officers while spraying bullets from atop a staircase, authorities said. One officer was critically wounded.

Higher Ed
HEADLINE: 4 SWAT team officers shot in NJ home raid CAPTION: A gunman opened fire early Thursday on a SWAT team that burst into a home during a drug and gun raid, wounding four officers while spraying bullets from atop a staircase,...
Instructional Video
National Science Foundation

National Science Foundation: Chance Discoveries: Kevlar

9th - 10th
Richard Engel tells the story of lab work done in 1965 by DuPont chemist Stephanie Kwolek that unexpectedly produced Kevlar, a lightweight fiber five times stronger than steel. [4:06]