Division of Historic Services
The internet connects more than half of the world’s population through an invisible web of servers, computers, and devices. It has changed our lives in countless ways by allowing otherwise separated people to interact and by providing access to vast amounts of information. But humans aren’t the only organisms on the planet with an invisible …
these are shade balls they’re being dumped into this water reservoir in Los Angeles and contrary to what you may have heard their main purpose is not to reduce evaporation so what are they really for? To find out I am visiting the largest collection of these balls anywhere on Earth at L.A. reservoir 96 …
Life in our modern age can be rather hectic, and sometimes you have no choice but to grab a meal on the go. Other times all you want to do is shove food down your face hole as fast as possible so you can move on. Even our entertainment demands that we eat fast, like …
Hi! John Hess from Filmmaker IQ.com and today we’ll dive into the history and science of lenses and how these little pieces of glass make filmmaking possible. People have been fascinated by the properties of translucent crystals and glass since antiquity long before we understood any about light. The first lens or oldest artifact that …
We’ve talked a lot about great scientists on this show: people who solved mysteries that have been stumping lesser smarty-pants for centuries. Some of them even answered questions nobody had ever thought to ask before. But a lot of great minds have not been great explainers. Richard Feynman, the American physicist, most famous for pioneering …
over the last few thousand years we have warped our own history our stories of the past have been changed altered mistranslated and completely been misunderstood as we rounded the curve on the precession of the equinoxes modern views of our history account for many things but completely dismissed many very important pieces in the …
We take many of the things for granted these days, but as a materials engineer I have always found it incredible how much we take materials for granted. Everything we build is dependant on these materials. They are so significant that we have named entire periods of human history after them. From the stone age …
Stanford University. The often asked question, what’s the difference between Bio 150, Bio 250, and– is it Hum Bio 160? No difference. It’s exactly the same. So like the same requirements, same unit. So take whichever one makes your life easiest. Let’s see. Any other procedural stuff? Well, the answers are back from Monday’s questionnaire. …
If you look up an image of the Earth and moon, you’re gonna get a picture where they’re quite close together. Something like that. But, in reality, the Earth and moon are that far apart. That is the Earth and the moon to scale. Taking the same concept but for the solar system, every single …
The internet has revolutionized the modern world; it has enabled everything from coordinating air travel across the globe with sub-second accuracy to wasting time like never before, but when it was first being developed it was not designed for any of this. Early versions of the internet were designed to allow researchers to share information …