  |
|
|
|
Articles related to "Propellants"
Specific Impulse Specific impulse is a measurement of the efficiency of a given set of rocket propellants that in turn strongly impacts overall rocket engine performance. specific impulse • isp • rocket propellant • propellant efficiency • rocket engine
Of Reactors and Regolith For a manned mission to Mars, two needs must be addressed: available electrical power, and propellant for the trip home. Nuclear power and In-Situ Resource Utilization promise to address both. mars • space • mission • nuclear • fuel
Ideal Rocket Equation The Ideal Rocket Equation predicts rocket velocity on the basis of specific impulse and mass ratio and hints at deep truths in rocket engineering. rocket equation • tsiolkovsky • rocket velocity • mass ratio • specific impulse
Robert Goddard, Rocket Pioneer An American inventor before his time, Robert Goddard invented liquid fueled rockets in 1926. robert goddard • goddard • liquid fueld rockets • early rocket technology • propellants
Off The Drawing Board Many ideas never made it past the drawing board during America's effort to get to the moon. apollo • lfv • astronaut • scheme • proposal
Ahead Warp Factor...One-Half? Among the advanced propulsion systems that are possible in the future, a fusion engine holds some of the best promise--and is one of the most likely to be achieved. All aboard for Jupiter? fusion • space • solar • exploration • nasa
As NEAR As You Can Get: The First Asteroid Landing This month a scrappy little spacecraft named NEAR has defied all odds and survived a landing on the Eros asteroid asteroid • eros • near • probe • nasa
Home on the Range: Arizona target shooting Exercising my constitutional rights, I spent an afternoon firing off rounds under the Ponderosa pines. It's not really aerobic, but still a lot of fun. The key is being safe and knowing the law... guns • plinking • target shooting • beretta • casings
The Rescue That Never Was: Skylab 3 A glimpse into the closest the American space program has ever come to performing a rescue of astronauts in space. skylab • apollo • quad • x-38 • orbit
A new breed of nebulizer Looking for a nebulizer that you can fit easily in your briefcase or carry-on bag? The new breed of nebulizers are small, quiet and very portable. asthma • nebulizer • attack • albuterol • ventolin
Airbag Components and Function Airbags have been the largest occupant safety innovation in the automobile industry since the introduction of the lap/shoulder seatbelt. automobile airbags • airbag components • airbag function during a collision • automobile safety features • airbag deployment
Two New Asthma Meds Approved Two new medications in the fight against respiratory disease have been approved by the FDA and are now making their way to your pharmacy shelves. copd • pulmonary disease • respiratory disease • emphysema • asthma
Huffing and Teens Inhalant use is on the rise. How much do you really know about this popular and dangerous trend among youth? huffing • inhalants • inhalant use • national inhalants and poisons awareness week • national inhalant prevention coalition
Internal Combustion Engine Designs A wide variety of internal combustion engines exist to provide the right design for the right application. internal combustion engine • internal combustion engine design • reciprocating engine • rotary engine • four-stroke engine
The Importance of Greenhouse Gases Greenhouse gases are produced by natural and human activity. Concentrations of carbon dioxide, ozone and methane gas in the atmosphere have been impacted by human action. greenhouse effect • ozone layer • cfcs affect atmosphere • ozone concentration • vehicle emissions
21st Century Fuel Source The President of the United States and the nation's leading car manufacturers expect biofuels to replace petroleum in the 21st century. biofuels • ethanol • e85 • brazil sugar cane • grain distillation
Bill Anschell: When Cooler Heads Prevail Jazz piano firmly rooted in the classic tradition, but with an Afro-Cuban flair to call its own. bill anschell • anschell • jazz • piano • jazz piano
Ozone Depletion Latest information about arctic ozone depletion. ozone • ozone depletion • ozone layer • atmospheric chemistry • ozone hole
SAM Countermeasure Protects Commercial Flights Since the 1980s, MANPADS have been used to target civilian aircraft in a number of terrorism attacks. The Guardian System provides a countermeasure against this threat. sam missile • counter manpads • laser countermeasure • northrop defense • terrorism attacks
Soviet Space Based Nuke The Soviet Union had a brilliant Space-based nuclear weapon, the Fractional Orbital Bombardment System, housed on a SS-18 R-36 Rocket it could strike anywhere. khrushchev • fobs • global rockets • global missiles • cuban missile crisis
The US 14inch/45calibre Naval Gun Used by the United States and Great Britian the 14 inch naval gun was in history from the Dardanelles to Guam in the 20th Century. us 14inch/45calibre naval gun • uss new york (bb-34) • uss nevada (bb-36) • uss pennsylvania (bb-38) • railway artillery
V2 Rocket Lauched From Carrier In 1947 the largest warship afloat, the USS Midway launched the most formidable weapon of the twentieth century, a ballistic missile, in its first naval test. v2 rocket • v2 missile • v-2 rocket ship • carrier v2 • midway v2
Blindness Film Review Fernando Meirelles' uncompromising, if repetitive, adaptation of Blindness employs grueling social scenarios, stylish visuals and Julianne Moore's best work in a decade. blindness • julianne moore • fernando meirelles • jose saramago • films based on books
Learning to Inhale With so many different types of inhalers on the market, using them correctly can be confusing. Find out what the differences are and how to breathe differently for each. inhaler • disk • nebulizer • asthma • attack
Can jelly really kill?!? (Freshwater Jellyfish) "A sea creature, with a more potent venom then a cobra? More dangerous than a shark or a whale... moving in swarms with a population of a few thousand? I just can't believe it!!!" jellyfish • marine • wildlife • exotic • swarm
In Like a Knight...Part 2 Gunpowder won out over the sword and shield in war. Renaissance soldiers found killing with gun and cannon more efficient...And so did their enemies.
Modernity and the Environment Part II Engineers work in all sorts of fields that directly affect our everyday lives. It is now generally accepted that the engineer's job is to improve the lives of people while respecting the environment engineering • chemical engineering • pharmaceuticals • home appliances • cars
Morbid Maneuvers Last week the crew of the shuttle Atlantis practiced how to carry out a rescue in space. rescue • shuttle • atlantis • bravery • america
Odyssey Reaches Mars in Late October Latest mission to do specific experiments on radiation levels and near-surface water. mars • odyssey
Rockets Describes the basics of chemical rockets, with a blurb on nuclear rockets. rockets • nuclear • chemical • astrophysics • astronomy
Taking the CFCs out of your MDI Metered-dose inhalers (MDIs) are starting to undergo a transformation. Drug companies have figured out how to stop using chlorofluorocarbons (CFCs) as a porpellent. asthma • allergies • bronchodilator • serevent • metered-dose inhaler
Understanding your medications An explanation of the two basic types of medications used in treating asthma, anti-inflammatory and bronchodilators. Knowing the difference can help you understand the prescriptions your doctor gives you. anti-inflammatory • bronchodilator • steroid • prednisone • ventolin
Huff the Mighty Dragon Huffing is being called the cocaine of the 90's. Find out what huffing is and why as a parent you should be concerned. Also learn where to turn for help. huffing • inhalant • drugs • substance abuse • teens
Kamikaze Submarines The long Lance torpedo was remarkably effective, until it was transformed into a one man submarine world war two
Linus Pauling - Molecular Biologist and Orthomolecular Scientist Linus Pauling was the first person to receive two unshared Nobel Prizes, one in Chemistry for his molecular bonding research, and the Peace Prize for his work protesting atmospheric testing of nuclear bombs. pauling • nobel • activist • anti-nuclear • molecular bonding
The Polaris Missile The development of the Polaris missile has often been compared to the task of landing a man on the Moon. polaris • missile • navy • computer • moon
Choice Cuts: May 2002 One of the best months yet, featuring new music from Emetrex, Imperial Teen, Knodel, Ultimate Fakebook, Powder, Acid House Kings and Trancenden. emetrex • imperial teen • knodel • ultimate fakebook • powder
Close Calls in Space Exploration A brief discussion of just a few of the close calls and emergencies in space exploration. gemini • apollo • mercury • astronaut • danger
Going Up? Forget about rockets; some futurists are after a space elevator made of carbon nanotubes. Will the journey into orbit ever be as simple as pushing the button for the top floor? space • elevator • carbon • nanotubes • composite
Holding Down the Saturn V Holding down the Saturn V rocket during the initial ignition to full thrust was a critical and overlooked hurtle on the way to the moon. hold • down • arm • saturn • pneumatic
Into the Wild Black Yonder On June 21, the first private manned spacecraft flew into suborbital space. Now the countdown to someone claiming the Ansari X-Prize is really on; can true suborbital tourism be far off? space • x-prize • tourism • spaceshipone • suborbital
Not Your Grandpa's Rocket Engine A near-term propulsion breakthrough promises to pave the road to Mars; bizarre budgetary decisions threaten to derail the project. vasimr • space • mars • plasma • rocket
The Big Boom Everything you always wanted to know about propelling a ship using nuclear bombs, but were afraid to ask. space • flight • travel • spaceflight • mars
The Future is Now The legendary aviation pioneer Burt Rutan has revealed his entry into the race for the X-prize and the coveted space tourism market--and no sooner than he got in, he looked like winning. One hundred years after the first powered flight, have we witnessed the birth of the true Space Age? space • flight • burt • rutan • x-prize
The Golden Age of Atomic Power in Space
An interview with Dr. Brian Dunne, chief experimentalist for Project Orion, Part I: Jackass Flats frontier theory • hisory • nuclear energy • atomic bomb • nuclear rocket engines
Choice Cuts: December 2001 Music reviews for the attention deficient, featuring Stew, Sugarplum Fairies, Danya River, Clairvoyants, Clare Fader, Peaches, Nathaniel Ashley and The Original Brothers and Sisters of Love. music reviews • new music • cd review • buying music • album reviews
The Golden Age of Atomic Power in Space
An interview with Dr. Brian Dunne, chief experimentalist for Project Orion, Part II: General Atomic frontier theory • frontiers • space • project orion • nuclear pulse propulsion
The Lunar Flyer For a time, a lunar flying vehicle was considered the best way to explore thr surface of the moon. lunar • flyer • vehicle • apollo • astronaut
Voshkod:The Soviet Gemini The Voshkod capsule was a short-lived follow up to the program that put the first human being in space. voshkod • gemini • cosmonaut • leonov • soviet |
|
|
|