Space hurricane observed above the North Pole in a first

New COVID-19 strain can re-infect people who already recovered, China tests its national digital currency in major cities [Interesting Engineering]( Wednesday, 03 Mar 2021 Greetings. We have a lot to cover: - A [new COVID-19 strain]( called 'P.1' can re-infect people who have already recovered. - China has begun testing its [national digital currency]( in major cities. TODAY IN HISTORY Today in 1919, the first U.S. international airmail service began. Mail was flown 74 miles (120 km) from Seattle, Washington to Victoria, B.C., Canada. Have you heard about [the time the U.S. used a nuclear missile]( to deliver mail? [Space Hurricane Observed Above the North Pole for the First Time]( Scientists shared the results of the first-ever observations of a space hurricane in Earth's upper atmosphere. [Space Hurricane Observed Above the North Pole for the First Time]( [Space]( [University of Reading]( Instead of raining down water like ground hurricanes, the space hurricane twirled electrons and plasma. [> Read More]( [facebook]( [twitter]( [linkedin]( --------------------------------------------------------------- [Watch The First Vehicle to Get a Zero-Star Safety Rating in Australasia]( The van will still be possible for use, but its poor star rating will most likely impact its sales in the region. [Watch The First Vehicle to Get a Zero-Star Safety Rating in Australasia]( [Automotive]( [ANCAP Safety]( Mitsubishi Express Van's nearly three-minute-long crash test is painful yet fascinating to watch. [> Read More]( [facebook]( [twitter]( [linkedin]( --------------------------------------------------------------- [Japanese Billionaire Wants Eight People to Join Him on a SpaceX Moon Mission]( The winners will fly to the moon in 2023. [Japanese Billionaire Wants Eight People to Join Him on a SpaceX Moon Mission]( [News]( [SpaceX / Wikimedia](Starship_passing_the_Moon-2018_version.jpg) The Japanese billionaire Yusaku Maezawa invited public participants to apply to win a seat on SpaceX's Starship. [> Read More]( [facebook]( [twitter]( [linkedin]( --------------------------------------------------------------- [Dragonfly-Inspired Aircraft Performs Controlled Flight] [RC Ornithopter/YouTube]( [Inventions and Machines]( [Dragonfly-Inspired Aircraft Performs Controlled Flight]( A flying machine resembling the works of Da Vinci hit the skies in Russia. [> Read More]( [New Technology Reads 'Locked' Letter Sealed 300 Years Ago] [Brienne]( [Culture]( [New Technology Reads 'Locked' Letter Sealed 300 Years Ago]( How can you read an unopened letter without breaking the seal or damaging it in any way? [> Read More]( [Congrats! You Live in a World Where Anyone Can Use Facial Recognition] [LeoPatrizi / iStock]( [Industry]( [Congrats! You Live in a World Where Anyone Can Use Facial Recognition]( Facial recognition software may pose dangers to privacy and human rights. [> Read More]( [The Real Minesweepers Are Changing Lives and Saving Limbs] [Gannet77/iStock]( [Robotics]( [The Real Minesweepers Are Changing Lives and Saving Limbs]( Scientists are innovating new ways to rid the Earth of the dangerous relics of war that are landmines. [> Read More]( --------------------------------------------------------------- Video of the Day [What Microwave Technology Is and How It Works]( [What Microwave Technology Is and How It Works]( Microwave technology is all around us, so why not get to know it better? [> Read More]( [facebook]( [twitter]( [instagram]( [youtube]( [linkedin]( You are receiving this email because you have subscribed to our newsletter. [Unsubscribe]( to manage your newsletter subscriptions. [Display on interestingengineering.com]( Interesting Engineering, Inc 201 Spear Street, Suite 1100 San Francisco, CA 94105 © Copyright 2021 | Interesting Engineering, Inc. All Rights Reserved