Making Electromagnetic Weapons: Semiconductor Lasers
I'm back with the third part to my laser weapon series (see part one and two), and I'll be explaining the function, application, and potential of semiconductor lasers, aka laser diodes.
I'm back with the third part to my laser weapon series (see part one and two), and I'll be explaining the function, application, and potential of semiconductor lasers, aka laser diodes.
Natural processes often create objects that have a fractal quality. Fractal branching patterns occur in plants, blood vessel networks, rivers, fault lines, and in several electrical phenomena. Many of these processes take lifetimes, or even occur on geological timescales. But this is not the case for electrical phenomena. They often occur near instantaneously. One example would be the branching patterns that sometimes occur in lightning.
No matter if you've used one or not, you've got to admit that 3D printers are pretty darn awesome, especially the self-replicating ones that extrude molten plastic and the shoebox-sized versions that use mesmerizing stereolithography to build tiny objects layer by layer. But what's even cooler? A solar-powered printer that uses the sun's energy to melt sand and make 3D objects out of glass.
As a California resident, I'm all too familiar with the delicious western fast food chain In-N-Out. The food is great: the fries, the shakes, the fresh ingredients, the secret sauce. And of course, the secret menu. There are only 4 items posted on the in-store menu, but for customers in the know, there are more "secret" items available:
Arbroath's mysteriously procurred image shows a teacher's ingenious, simply assembled solution for preventing potential cheaters. We've got lots of methods for cheating on tests here at WonderHowTo, but what does one do when (literally) saddled with this kind of challenge?
If you think you've tried good custard then think again. This recipe is guaranteed to be a huge success - simply creamy and simply delicious. Make English custard.
Whether you want to avoid the cliche of expressing love through red roses or simply want to engage in a fun and simple DIY experiment, making your own rainbow roses using white roses and food coloring is a very simple project that will result in beautiful and unique floral eye candy in a matter of days.
If you've been wondering why you're so unlucky, maybe it's because you haven't been following the New Year's Day tradition like everyone else in the world. So, if you want your luck to change in 2011, you better grab the black-eyed peas and make some Hoppin' John!
Napkins can either be dull sheets of fabric or paper that you wipe your extraneous pot roast red sauce on or fantastical works of art that put the finishing touch on your table decor.
In this tutorial, we learn how to insert tasks in MS Project 2007. First, go onto your project and use the insert menu to enter in the insertion point before the selected task. After his, enter in the task name and then enter in the duration and the start and finish time. If you need to enter multiple tasks, you can simply highlight the number of tasks you want to fill in to do it more quickly. If you want to delete a task, simply right click on it and click the delete button, then it will be...
If you want to follow cool@school on Facebook, simply click this link: cool@school/Facebook
There are always those days when bread-lovers want a hearty savory bread to eat, but there isn't quite enough time to make a yeast bread. After all, yeast breads take anywhere from an hour to a full day for the first rise. Well, that's where this whole-wheat beer bread comes in! It doesn't take long to throw together and bake, but tastes delicious and is relatively healthy due to the use of whole wheat flour. If you don't like whole wheat flour, you can always substitute the same amount of pl...
Are you a beef guy? Then it doesn't get any better - or simpler - than this star anise-crusted, seared sirloin steak. Whether you're running low on time or simply want to make a dish that's uncomplicated, this sirloin steak makes a fine choice. Make it for your family tonight and we guarantee you'll receive requests for more.
If you are bored of the way the interior of your home looks but don't want to spend a lot of time and money buying new furniture or investing in expensive DIY projects, give your inner space a quick lift with a few simple tools and supplies. Like, chalk paint on a wall which you can then decorate, erase and redecorate with chalk. Or a splash of color by hanging fabric on the wall or adding a colorful floor rug in the living room. Or simply adding a vase of flowers, a glass bowl of fruit or se...
Save money and eat healthier by making your own granola at home. Granola can be served for breakfast or as simple and healthy snack. Try it with milk or vanilla yogurt.
You will need frozen fruit
This video shows you how to make slime, or goo, without using borax which can be harsh on some people's skin. Rather than spending money on buying slime for your children in the toy store, simply mix water and cornstarch. You can even make it any color you want just by adding food coloring. Make slime without using borax.
You thought the normal Thanksgiving turkey took forever! Wait until you try out this recipe for turkey leg confit. If you have the patience, you could make this holiday dinner one to remember. Everyone will be more than satisfied. So satisfied, that Thanksgiving will always be at your place (which might not be a good thing).
Make your Halloween party the best ever with this "zombie" drink sure to keep the living dead coming back for more! This zombie-style drink is complete with brains, but more importantly, it packs a wallop with three different kinds of rum (!!!) and apricot brandy. This mixed punch also has orange, pineapple and lime juice. Don't forget to make your citrus ice the night before, either in brain molds or a nice big block. Party on!
Sink your teeth into some dry-cured ham— prosciutto. But that's not all— this prosciutto is just the outer layer of some delicious tuna with queso fresco and basil stuffing, topped with Poe-Co Loco Seasoning and chile corn purée.
Moules marinière is a delicious French recipe, where "moules" means mussels and "marinière" means mariner's style. It's a classic mussels dish great for any seafood and shellfish lover. But remember… classic does not have to be complicated.
You don't need to head south of the border for this yummy lunchtime meal. Join Carrie and her friends as they add a fun Mexican twist to the old fashioned grilled cheese. This tasty meal will have your taste buds yelling ole! Watch this cooking how-to video and learn how to make chicken quesadillas with your kids.
Ingredients 8 ounces bittersweet chocolate, chopped
Ingredients 1 4 to 4-1/2 pound chicken, rinsed and patted dry
Ingredients 4 pounds Yukon gold or russet potatoes, peeled and quartered
Ingredients Cooking spray
This daisy Valentine's Day card looks very difficult to make at home, yet its complexity is simply a guise for how easy it is. All you need is variously colored paper (depending on the type of flower you want to make) and a pair of scissors.
Tired of the same old quesadillas? Try this awesome recipe out for crab and corn quesadillas. It's great for any Mexican-style dinner. You can even make miniature versions of these for appetizers at parties!
Right along tiramisù, crème brûlée is one of the most famous European desserts. It's really quite simple to make and had few ingredients, so don't go out and buy that prepackage crème brûlée, because it just isn't the same. Make it from scratch, right at home, with this video recipe.
Try this mouth-watering cod out for dinner tonight. It's the perfect fish meal—very tasty and easy to make. So watch the full video recipe to learn how to make a cod fillet with Béarnaise sauce. Very good.
This video shows how to use "Left English" when shooting pool. This simply means hitting to the left of the center of the cue ball, which causes the cue ball to deflect off the rail to the left, a fundamental technique for any billiards player. Shoot a Left English shot in pool..
This would make a fantastic illustrated Yumi-guide. According to Simply Recipes, apparently most blenders can be used with a standard mason jar (or wide-mouthed). If your standard blender container is dirty, occupied or lost, you may be able to swap in that old spaghetti sauce container. Pictures below.
Many of you who tried to wake up to your iPhone's alarm clock this morning didn't. Reports say that after the stroke of midnight last night, the alarm clock application on all iOS 4 devices simply didn't work— unless you set a recurring alarm.
You'll need a stability ball for this "Swiss-ball cable Russian-twist" abs exercise from Men's Health. To progress in this particular exercise, simply increase the weight and use a fuller stability ball.
Did you know that one of the most germ-infested items in your home is probably your kitchen sponge? It is full of bacteria and germs that thrive in dark, moist places. To ensure that your sponge is at its maximum cleaning potential, not simply a breeding ground for more germs, zap it in the microwave for two minutes or simply toss it in the dishwasher with your next load of dirty dishes.
While having multiple cable cords in your home is basically unavoidable in this day and age, having to deal with the eyesore of looking at them doesn't have to be.
If you don't think you are a creative person or you balk at the idea of taking art class, you can find ways to exercise your right brain in indirect ways, which will ultimately make you a more creative, intuitive person and help you come up with unexpected solutions for your problems.
Creating giant, reusable bubbles at home is easy, and it's a fun project for children. Just dump a whole bottle of non-toxic Elmer's Clear School Glue into a bowl, add fine glitter and watercolors (or food coloring), and slowly mix together Sta-Flo Liquid Starch to form a pliable concoction.
Whether it's for Valentine's Day or you simply want to send a note to someone in a unique way, a secret message inside of a seemingly untouched raw egg is the perfect way to go.
To make your own fabric softener at home, simply mix together six parts water, three parts white vinegar, and two parts hair conditioner into one solution. Once you're done mixing, use ½ cup of the solution for every load of laundry during the rinse cycle to soften your clothes and to keep them static-free.