Videos

How Concert LED Wristbands Work | WSJ Tech Behind

Whether it’s Taylor Swift’s Eras Tour, Coldplay’s World Tour or a BTS K-Pop show, light-up wristbands or light sticks have become an expected part of the concert experience.

WSJ goes behind the scenes with PixMob, a leading concert LED company, to see how they use “old tech” to build creative light shows, essentially turning the crowd into a video canvas.

0:00 Wristbands at Live Events
0:47 Radio Frequency
2:57 Infrared
4:42 Bluetooth

Tech Behind
'The Tech Behind' explores the amazing engineering, computing, science and algorithms that power our favorite tech.

#Concerts #Tech #WSJ

Kursk Gamble: How Russia and Ukraine Plan to Outmaneuver Each Other | WSJ

Ukraine’s invasion of Russia was a gamble for Kyiv as they push deeper into the Kursk region. But as Moscow intensifies its offenses on the strategic Ukrainian city of Pokrovsk in the Donetsk region, strategies on both sides are emerging. If Pokrovsk falls, it will be the largest population center taken by the Russian military since Bakhmut in May 2023.

WSJ explains the latest developments on how the Kursk invasions steps up the stakes for both Ukraine and Russia.

Chapters:
0:00 Where the war stands
0:34 Ukraine tactics in Kursk
1:53 Russia’s response
2:53 What’s next?

Russia-Ukraine Conflict
WSJ’s latest news coverage around the 2022-2024 Russia-Ukraine conflict.

#Russia #Ukraine #WSJ

NASA’s Plan B: Why SpaceX Is Completing Boeing’s Starliner Mission | WSJ

Two astronauts who flew to the International Space Station on Boeing’s Starliner spacecraft will return to Earth next year on a SpaceX vehicle in yet another humiliating blow to Boeing’s reputation.

WSJ explores what went wrong and what this failure could mean for Boeing.

Chapters:
0:00 SpaceX stepping in
0:38 Starliner mission
2:58 Starliner origins
4:04 SpaceX’s Crew Dragon
5:09 What this means for Boeing

News Explainers
Some days the high-speed news cycle can bring more questions than answers. WSJ’s news explainers break down the day's biggest stories into bite-size pieces to help you make sense of the news.

#Boeing #SpaceX #WSJ

How to Fix One of the Most Famous Traffic Chokepoints in the U.S. | WSJ Pro Perfected

An infamous interchange in Breezewood, Pa., forces drivers through a roughly 2.5 mile-long detour. But redesigning it could cripple the town’s economy, which has come to depend on the visitors. The route connects Washington DC and Baltimore with Pittsburgh and goes all the way through the Midwest. If you take that traffic away, what happens to the town?

WSJ explains why it’s a traffic chokepoint and spoke with a transportation engineer on how to fix it.

Chapters:
0:00 Infamous traffic chokepoint
1:06 Building a cloverleaf
2:25 Building ramps
3:26 Why was it built like this?
4:40 Make Breezewood more
7:49 What’s next?

Pro Perfected
Experts in engineering and design break down a ubiquitous problem, examining how the world is built and what can make it better.

#Infrastructure #Breezewood #WSJ

The Cheap Iranian Kamikaze Drones Wreaking Havoc in Ukraine and Israel | WSJ Equipped

Iran’s Shahed drones have disrupted Red Sea shipping, threatened U.S. troops in the Middle East and caused chaos in Ukraine. These precise one-way attack suicide drones mark a major shift in drone warfare.

WSJ looks at how Iran’s kamikaze drones work, how they are being used across the globe by militant groups and Russia and the defense mechanisms used against them.

Chapters:
0:00 Shahed drones
0:31 What they are and how they work
2:45 How they stack up to other drones
4:01 Who’s using these drones?
6:02 Defenses against these drones

Equipped
Equipped examines military innovation and tactics emerging around the world, breaking down the tech behind the weaponry and its potential impact.

#Iran #Military #WSJ

Harris Leads Trump Narrowly in 2024 Presidential Race, WSJ Poll Finds | WSJ

A new Wall Street Journal poll shows Vice President Kamala Harris is one point ahead of former President Donald Trump. While Trump still leads on key issues like the economy and immigration, Harris had 48% support to his 47% in a head-to-head test, claiming an advantage within the survey’s margin of error.

WSJ breaks down the major takeaways from the poll.

Chapters:
0:00 WSJ poll
0:40 Harris’s visibility
1:42 Key issues
2:24 Favorability
3:15 What’s next?

News Explainers
Some days the high-speed news cycle can bring more questions than answers. WSJ’s news explainers break down the day's biggest stories into bite-size pieces to help you make sense of the news.

#Harris #Trump #WSJ