Heads up for US citizens. Its sort of a promo / education campaign. They give five $2 videos with a single comprehension question... paid in XLM on coinbase, and then four $10 referral bonuses. Enjoy

Background Autonomous systems are rated from Level 1 to 5. Five (and four?) being the ones that don't require some human oversight. Currently consumer level autonomy is advertised as Level 2. Level 3 is

Possibly the most innocent way to improve drag on a car is remove door handle bulges... But strangely nobody has solved it enough for there to be an obviously accepted answer.. Tesla has done this three

I'm sure there's a joke, or a law, or common sense somewhere about attaching an EV charging cable to a rain water pipe. The internet is a funny place.. Is this actually dangerous? Are zip ties current

How can we tell? By looking at the past. I had a fantastic conversation with an economist with a history degree.. He said the great depression and recent economic events were not failures of the principles

There's one chart that matters... Do you know what it is? The promised child of Crypto? Maybe you've had a really exciting year so far? Your favorite currency spiked this year...? That doomed coin is crashing

Honestly.. Your absolute BEST dollar value deal for electric transportation around town right now.. is any 2011 to 2014 Nissan leaf. You can get a full car for 4 people with surprising storage only 4 years

The Starman live stream is amazing, historic, ridiculous, it has moon backgrounds and thruster firings; crossings into night and back to daylight.. stunning views of earth and other orbital objects...

Steemit is a content site, not a discussion forum... Subtle. But important to remember for new contributors...a discussion or question will likely only get engagement from highly committed followers you

Based on SpaceX live stream

It's a historic day in spaceflight. Multiple rocket landings and a private mission to Mars.. but some superlative questions still remain. How well is the suit functioning? We want stats! How fast was the

Crypto and blockchain is the new magic word for opportunity but there's 3 things every newcomer and vet should keep in mind always. Crypto coins are valuable ONLY proportional to the public believing 3