Vidéos

Kennedy Assassination Bullets Preserved in Digital Form - NIST scientists used advanced imaging techniques to create digital replicas of these important historical artifacts. In the palm of his hand, Thomas Brian Renegar held two small metal objects that had changed the course of history. Twisted pieces of copper and lead, they were fragments of the bullet that ended the life of President John F. Kennedy on Nov. 22,…
POLES APART Putin’s fury as Poles blame Russia for World War II - The Poles can never have had much doubt that blaming Russia for the Second World War would upset Vladimir Putin.   It was rather like poking a tiger with a pointed stick: it could never end well.   Putin has retaliated verbally, mentioning it five times during the run-up to Christmas, including at a Defence Ministry board meeting, in a meeting with…
NASA Develops COVID-19 Prototype Ventilator in 37 Days - A new high-pressure ventilator developed by NASA engineers and tailored to treat coronavirus (COVID-19) patients passed a critical test Tuesday at the Icahn School of Medicine at Mount Sinai in New York, an epicenter of COVID-19 in the United States. The device, called VITAL (Ventilator Intervention Technology Accessible Locally), was developed by engineers at NASA's Jet Propulsion Laboratory in Southern…