Science Daily Search Results

How To: Trigger traffic lights to change from red to green

This instructional video shows how change traffic lights from red to green, using science, and without actually having to know anything about magnetic fields or properties! Save gas, time, and frustration in your car and during your commute! Works great! See the test results! Yay for Kipkay! The trick in this video hacking tutorial will teach you how to get green lights on your bike or motorcycle that is too small or light to trigger the traffic light.

How To: Represent chiral molecules in organic chemistry

In this free video science lesson from Internet pedagogical superstar Salman Khan, you'll learn how to visualize chiral molecules in organic chemistry. 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.

How To: Use the cis/trans system for naming alkenes in organic chemistry

What's in a name? Well, your chemistry grade, for one. In this free video science lesson from Internet pedagogical superstar Salman Khan, you'll learn how to use the the cis-trans naming system for alkanes. 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.

How to Watch Star Trek: The Original Series online for free

In this video tutorial, viewers learn how to watch Star Trek: The Original Series online for free. Begin by opening your internet web browser and go to the You Tube website. Then click on the Shows tab on the top of the page. Now click on the Most Popular tab and select Science Fiction under Shows in the sidebar. Then select Star Trek: Original Series and select the episode that you wish to watch. This video will benefit those viewers who are Star Trek fans, and would like to learn how to wat...

How To: Design and draw a soldier with a gas mask

This speed-drawing tutorial demonstrates how to draw a futuristic soldier character with a flamethrower and a gas mask on your computer. It moves very quickly, but if you can't keep up you can reference the artist's step-by-step sketches where he breaks down the steps he takes in copious detail. The background is intentionally vague so that you can fill in whatever you like, most likely a post-apocalyptic setting of some kind. A good view for any comic book, fantasy, or science fiction artist.

How To: Build an electric motor

Want to make a simple electric motor at home? Andy and Mike show you how in just a few easy steps, using a block of wood, two paperclips, a AA battery, some insulated copper wire, and a magnet. This is a fun and simple science experiment that anyone can do at home. Wrap the wire seven times into a circular coil, with the enamel stripped off at both ends. Place the battery between the two paperclips, which serve as conductors and also hold the coil in place. Place the magnet below and between ...

How To: Easily make an electromagnet

Ready to play scientist? This video will show you how to make a cool electro magnet out of a 9 V battery, a 9 V battery connector and parts from a Nokia phone charger. Use a fully charged battery for stronger magnet. Then solder the two parts together and plug in your battery. And just like that you’ve created a powerful yet simple magnet. Try picking up different things and use different batteries to test the difference in strengths . See science can be a whole lot of fun. Put on some funky ...

How To: Make flubber polymer using glue and liquid starch

This video shows us a fun science project to do with our kids; it teaches us how to make flubber out of glue and cornstarch. In one container pour a small amount of liquid starch. You can find this in most laundry aisles in the store. Next in another container, pour in an equal amount of white school glue. Mix the two together by pouring the liquid starch into the glue. If the mix is real sticky, add more starch and if it is real runny, add more glue. To color your flubber you can dab it over...

How To: Answer the "How do you stay current?" question

This video gives a clear view of how well one has to answer in an interview. This is a good answer given by a woman interviewing for an environmental scientist position. This video is provided by denham resources. The first question asked by the interviewer is, "How do you stay current?" The candidate gives a wonderful answer for that. She told the interviewer that she is a member of a relevant discipline, and through that she is attending events; that itself shows a relevant passion for grow...

How To: Convert large numbers into scientific notation

Confused about scientific notation? In this informative video, Doug Simms from free math tutoring helps you work with large numbers more efficiently by converting them into scientific notation. Let this expert walk you through easy to understand marker board examples covering all of the basics of scientific notation, including exponents, decimals, and how to convert numbers back and forth between different notation forms. Don't let confusing science problems get you down when Doug Simms is ar...

How To: Understand & calculate density

In this episode of Science Theater Dr. Carlson helps you understand the concept behind Density and how it relates to Mass and volume and how to calculate the Density of a substance if its Mass and Volume are known. The Density of various metals is demonstrated using aluminum, tin, zinc, lead and copper of the same mass but different sizes. The easiest way to measure the density of a substance is also mentioned. Next, Dr. Carlson measures his own density using a scale and a bathtub.

How To: Find the area of a triangle

In this video, learn how to calculate one of the most important puzzlers in math - the area of a triangle. This is one of the first things you will learn in geometry and is helpful in math as well as science classes. Check out this tutorial if you are having trouble grasping this concept. This video will show you how to calculate the area of a triangle easily and in detail. Master this and you will pass that next test for sure!

How To: Identify arithmetic sequences and find the nth term

This is a one of the coolest videos about arithmetic sequence, it has a very clear explanation about the arithmetic sequence formula and also more than one example which would help the viewer to learn this formula and its implementation in a easier way. This video is a also very helpful for the people who appear for interview since it is a very basic formula that every science student must remember.

How To: Make a pecan crusher out of junk parts

MAKE zine brings the DIY mindset to the technology in your life, encouraging you to break things apart and put them back together in a new and better way. In this video, MAKE and KipKay show you how to build a pecan crusher out of junk parts. Pecans are delicious, but their shells can be maddeningly tough to break into. This video introduces you to an enterprising gent who built a pecan smasher using various gizmos he had around in his garage. Now you can be like him, and use science to show ...

How To: Eat a high fiber diet

Fiber is a very important part of a diet and most people are not getting enough. It's recommended that you consume a minimum of 25 grams of fiber per day if you're a female and about 30 to 38 if you're a male. Learn what to eat for a high fiber diet in this nutrition how-to video.

How To: Build a prop teleportation chamber

Unfortunately, no one seems to have, or willing to share, the science of making a real teleportation chamber. That doesn't mean you can't make a prop one though. Parker put together this video to show us how. You will need foam core poster board, a hot glue gun, duct tape, a pane of glass or plastic, silver spray paint, black paint, and cardboard. Watch this video prop-making tutorial and learn how to build a teleportation chamber.

How To: Create moving objects in PowerPoint

Let's face it: Powerpoint presentations are boring. For the most part, you use them as a lecture aid for science class or to give a presentation at work about market trends. Okay, we're making ourselves tired already. Point is, there's really not much going on with Powerpoint presentations, so make your next one as painless as possible by adding some cute animated clips.

How To: Do Bernoulli's theorem experiment

In this series of educational videos you'll learn how to perform a science experiment using everyday household items that demonstrates Bernoulli's theorem. Expert science instructor Scott Thompson shows you how to use a plastic bottle, ping pong ball, shop vacuum and a golf ball to illustrate the physical force of air pressure on an object. It’s the basic principle of physics that keeps birds and airplanes in the sky.

How To: Make glow sticks with DEP, TCPO, sodium acetate & dye

If you prefer glow sticks over candles during a power outage, then this how-to is for you! Although glow sticks are used as temporary light sources, there are other applications for them. Divers use them for night diving, fisherman use them to catch swordfish, and the military uses them for light markers, along with infrared versions used in conjunction with night vision devices. But with all these handy uses for glow sticks, the most popular is — recreational use, like dancing at raves, some...