Hot Education Posts

News: Stem Cell Research to Grow Bigger Boobs

A recent Japanese study proposes a simpler, softer, more natural-feeling alternative to silicone breast implants: fat-derived stem cells. The cells are extracted from liposuctioned fat, and then injected into the patient to increase breast circumference. San Diego-based biotech company Cytori Therapeutics is currently waiting on FDA approval to start clinical trials.

Do Not Try This At Home: The Human Torch

PopSci's Gray Matter demonstrates again and again what the layman should absolutely Not Try at Home. Which is precisely what makes Gray's experiments so fun. Remember when the mad scientist fully submerged his hand in liquid nitrogen? Today's demonstration also plays with what is (quite reasonably) assumed to be extremely dangerous and painful: torching the human hand.

How To: Make copper metal from copper sulfate

This free video science lesson from the Home Scientist demonstrates a simple technique for creating ammonium chloride from hydrochloric acid and ammonia. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.

How To: Mod a Bresser Biolux NG or AL microscope to view larger objects

This free video science lesson from YouTube's bionerd23 demonstrates a simple technique for modding a Bresser Biolux NG or Bresser Biolux AL microscope to view larger objects like minerals. You'll also learn how to mod your microscope to allow you to take pictures and shoot video through it. For all of the relevant details and detailed, step-by-step instructions, watch this home-science how-to.

How To: Divide a two-digit number into a three-digit number

With this free video math lesson, you'll learn how to do long division with double and triple-digit numbers. With mathematics, as with anything else, not everyone progresses at the same rate. Basic math is no exception. Happily, in the age of Internet video tutorials, this isn't a problem. Those who progress quickly can go beyond what's being taught them and those who are struggling likewise have all the time in the world to catch up.

How To: Name amines in physical chemistry

In this free video science lesson from Internet pedagogical superstar Salman Khan, you'll learn how to name amines. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For more information, including detailed, step-by-step instructions, take a look.