Greg Gniewek

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This is how a molten salt nuclear reactor works

Keepin' it radioactive.<p>Radioactive elements produce heat as they decay. Nuclear plants draw power from this process, and typically ­stabilize the temperature with water. But during a power outage, H2O—which needs pumps to flow—can’t always prevent meltdowns. Molten salt reactors, which instead …

Nuclear Energy

Buying and selling bitcoin, explained

A quick and dirty introduction to trading the world’s most exciting cryptocurrency.<p><i>Before you jump into this overview of how to buy and sell bitcoin, check out our first article in this series,</i> <i>Bitcoin, explained</i><i>.</i><p>Mining bitcoin isn't the only way to get your hands on the stuff, you know.<p>In fact, …

Bitcoin
Cryptocurrency

A deafening media silence on the Obama-Hezbollah scandal

Politico published a jaw-dropping, meticulously sourced investigative piece this week detailing how the Obama administration had secretly undermined …

Silicon Valley Gets Spiritual

<b>Consciousness hacking and tech’s search for your soul</b><p>A group of techies got together in San Francisco last week for a light little something called “UnPanel: Leverage Points for Uplifting Humanity.” The goal was to discuss how humanity can shift from “an extractive (selfish) to an additive …

General Assembly And Google Team Up To Crank Out An Army Of Android Developers

Education startup General Assembly, hot off raising a monster $70M round of funding, has partnered with Google to offer an immersive course on Android development.<p>It’s 12 weeks, full-time and will start being offered next year in NYC (January) and San Francisco (February), expanding to other …

Android News

6 Ways to Have a Richer Retirement

Americans are living longer. Here's how to make sure your money lasts as long as you do.<p>The simplest way to ensure you have enough money to cover a …

Retirement