The Millennium Tower at 301 Mission Street in San Francisco is famously tilting and sinking into the ground. How does geology affect the design of skyscraper foundations, and what is being done to fix... continue reading

posted by eric3579 3 weeks ago • 98 views • 13:32

What's a "seal" anyway? You know, it's really unclear. Timestamps 0:00 Introduction 0:48 What Are Seals? 1:38 Where Can We Find Them? 2:05 Species of Seals 3:09 The Three Families 3:22 Odobenidae ... continue reading

posted by eric3579 3 weeks 3 days ago • 335 views • 25:39

I explain the meaning of the phrase, and demonstrate the process of dead nailing.

posted by eric3579 1 month ago • 450 views • 1:48

How does a uniform cable beneath a helicopter hang? The story of a controversial physics question on the qualifying exam for the 2014 US Physics Olympiad team.

posted by eric3579 1 month 1 week ago • 259 views • 12:59

How much of the world’s energy comes from sustainable sources? I’m given free reign at a renewable energy factory to show you exactly how much in the best way I can - with some epic tricks!

posted by eric3579 1 month 1 week ago • 306 views • 4:36

"The answer may surprise you..." From https://www.dslreports.com/forum/r33237492-Holey-Plugs-Batman-But-what-are-they-for.

posted by ant 1 month 2 weeks ago • 22 views • 20:32

"Get into the spooky spirit with some of our favorite Count von Count moments, from classics like Batty Bat to new Halloween hits like The Cookie Monster Nosh, in this Best of The Count Compilation! ..."

posted by ant 1 month 2 weeks ago • 4 views • 42:40

You’re alive right now… at least I’m pretty sure you are. But you’re not TOTALLY alive. Bits of you are always breaking down, being thrown out, and being replaced. Even right now, parts of you... continue reading

posted by BSR 1 month 3 weeks ago • 79 views • 13:12

Dr. Matthew Walker and Dr. Andrew Huberman discuss how marijuana affects sleep. Dr. Matthew Walker is a professor of neuroscience and psychology at the University of California, Berkeley and is the... continue reading

posted by eric3579 1 month 3 weeks ago • 11 views • 9:40

Throughout the month of October, Saildrone performed a 30-day proof-of-concept demonstration for the United States Coast Guard to show how uncrewed surface vehicles (USVs) could be used to provide persistent... continue reading

posted by newtboy 2 months ago • 315 views • 3:07

It turns out that there are giant viruses that blur the line between life and death – and other viruses hunting them.

posted by Mordhaus 3 months 1 week ago • 78 views • 11:10

Once I decided to build 2wd bicycle and faced the callenge. It wasn't that easy I expected but after few weeks 2wd bike works. All needed parts I found in old hand drill and some of them borrowed in a... continue reading

posted by newtboy 3 months 1 week ago • 127 views • 4:38

"Opossums and possums are awesome. Here’s how to tell the difference. #shorts..."

posted by ant 3 months 1 week ago • 72 views • 22 secs