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    [law] If aliens were to establish a colony on Earth

    If alien were to establish a colony on earth, do they need human permission??? ----------------------------------------- let's say they show up on sky where not belong to any country and create artificial island on international water to set up their own colony. even assume that they were...
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    Curious about Food and weight

    simple question, please tell me if my understanding is correctly or not ------------------- our body mass can't come form nothing, it have to come from 'food' we eat. so, If I'm eat 100 gram of food, no matter how high calorie that food is, I never gain weight more than 100 gram. correct...
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    Can 'planet' become blackhole?

    first, what I know about blackhole is; It has so much mass that collapse into itself create gravity field so strong that even light can't escape. and normally, blackhole born only in giant star explosion. but what 'IF' normal rocky planet happen to collect mass (by asteroid, gas or...
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    [Double slit experiment] if we look back at slit, what we'll see?

    from picture, If we put camera directly at screen and look back at slit. move camera around fringe A, B, C .... what we gonna see? in bright fringe A, we should see light source through one of two slit, when in dark fringe, we should shadow between slit, and when in bright fringe B ...
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    90% of money in the world don't really exist?

    Hello there, it's quite a longtime since last time I pose my question here. ---------------------- '90% of money in the world don't really exist' I can't remember when or where I heard this form, not really matter. but... is it true? Imagine that Every single person in the world...
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    Is it true? we don't gain weight more than the weight of food we eat?

    Hello, Chitose here Just as the topic said, I'm I right? to believe that our body never gain weight more than weight of food we eat (and drink). 'cause mass won't come from nothing. we eat 100g of food, when it came out is less than that, part of it become our body mass (weight, height...
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    How to use white phosphorus without ignite it?

    this is relate to my work. If white phosphorus is ignite upon contact with air, How old Friction match use them as part of material without ignite it? http://en.wikipedia.org/wiki/Match#The_replacement_of_white_phosphorus and how they extract white phosphorus anyway? this...
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    Even though we have enough calorie for day, why are we still hungry?

    Hello, Chitose here. It's been ages since last time I post my question here. ................ As topic said, even though we have enough calorie for that day on, why are we still able to hungry? I try myself, eat chocolate bar with very high calorie, even potato snack with high calorie. and...
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    Question about cloaking device

    Hello, Chitose here It's been a while since last time I post my question. .......................... I know that cloaking device is still impossible with today tech, but I wonder IF we can really create cloaking device and make someone invisible. my question is ... "Dose that...
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    If center of galaxy is supermassive blackhole

    than why center is the brightest part of galaxy? shouldn't black hole suck all the light in? and if so, the more close to center of galaxy, the more time flow slower right? ................................ English is not my native language, forgive me If I'm wrong in spelling or gamma
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    Is there chance to make computer with base-3 number system ?

    Is there chance to make computer with "base-3 number system"? Hello, Chitose wonder chick here again. No matter how advance cpu these day, It's still base on binary numeral system 0 and 1 So... I wonder why we can't make computer with base 3 number system? 0 1 and 2 (or what so...
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    Human vs. attack dog

    Hello, Chitose wonder chick here again. It's might be weird and I don't know where else to ask, but I want to know about when human have to fight against dog. ... A Military Attack dog that is... I try looking in internet and I found only how to handle when people get attack by...
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    'Brand's: essence of chicken' and 'Brand's: bird nest'

    Hello, Chitose wonder chick here again. ........................................ In my country, there are two popular healthy beverage call 'Brand's: essence of chicken' and 'Brand's: bird nest' In tv. they show that there two beverage has amazing effect to both brain and body, and they...
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    Can bomb sitll ignite in vacuum?

    Hello, Chitose here. First, I don't know which group should I post this but I put it here just in case. .................................. As topic says, Can bomb still explode in vacuum area such as space? I heard that fire cannot lit without oxygen. but a lot of sci-fi movie show...
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    Urban believes, True of False?

    Hello, Chitose wonder chick here. Every country in this world have it's own urban believe and I been curious about how mush true it is? This is some of my country believe -If your batteries run out, Just put it in refrigerator and the next day... Wolla! It can use again (around 1/5 -...
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    Why chin is our weak spot?

    Hello, Chitose here while I'm learn about hand in hand combat, someone told me that to always protect my chin. "No matter how strong, big or well train people are, getting direct hit at chin will take him down instantly" in boxing, both fighter are also protect and try to hit each other...
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    Need tip for some research

    Hello, Chitose wonder chick here I'm a novelist and also I have to do some research for my work. right now I'm stuck at type of animal in certain location around the world. example, I want to know about what type of eagle and hawk that live in Europe, or bear in Europe but I don't know...
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    I think human population is too much.

    Hello, Chitose here this is first time I post 'talk' instead of 'question' .................................... well, you know that world weather these day is gone haywire. so... most of people know what the cause (Global worming, El Niño, bla bla bla) but what the main root of all...
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    Why are we (human) don't have mating season?

    Hello, Chitose wonder chick here again. As topic says, why human like us don't have mating season like other animal? what make us special ... or rather different? are our revolution deviate form nature some how? and other thing, Are there any other animal that don't have mating season...
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    What's gravity like? at center of the earth

    Hello, Chitose wonder chick here. I don't know which where to put this question... earth or physic, so I place it here. .................................................... Since earth is big, most common people know that gravity is pull us stick on earth, or rather Space itself push us...
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    Can radar detect flying animal?

    Hello, Chitose wonder chick here. It's been a while since last time I post my question here. right now I'm working on my new novel and need little help about radar. ..................................................... Can radar that scan through sky detect flying animal? (in my case...
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    About hologram technology

    hello, It's chitose wonder chick again. First, I don't know where should I put this question so I choose this. .................................................. yesterday, I talk with my friend about hologram we saw in magazine and something bother me... Dose hologram have refect on...
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    Are time flow equally in universe?

    Hello, Chitose wonder chick again. First... I wonder are forum is rollback? I post this question before, and its disappear. My previous question reply are drop from 12 to 9 as well ...well... whatever... back to topic Assume that we are observer that can stand still and look any...
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    Can we see nuclear explosion from orbit?

    As topic says Can we see Nuclear Explosion form orbit altitued? or even form space? Just curious.
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    About Monozygotic twins

    Hello, Chitose wonder chick again. First to tell This is NOT a homework. ........................................................ Monozygotic twins are twin from same agg right? wich mean Almost every of thier indentical (Sex, DNA, Chromosome, bra bra bra...). In some forum in my...
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    Can finger stick together?

    Hello, Chitose wonder chick again. I don't know which word I should use so I just use 'stick' ................................................ I know it's sound silly but... If we tear skin between finger out and tie it up flesh to flesh. does cell between two finger gonna merge...
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    Put out the fire with explosive

    Hello, Chitose wonder chick again. First, This is NOT my homework. ..................................................... I herd theory that we can quickly put out the fire by setting explosive right next to it. Suck away oxygen or something I'm not sure I wonder is this theory is true...
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    Take Down Helicopter

    Hello, Chitose wonder chick again. To be hornest, I don't even sure this is a right place to post this question in engineer froum. sorry for that ......................................... Here the question. This is a roter of helicopter right? from what I think, this is...
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    Is it true? about born handicap

    Hello, Chitose wonder chick again. It's about incest. I don't care about it's illegal or not, I just want to know if it's true or not? That if people have kid within own family, chance of that kid become handicap are very high (Like blood relate brother and sister haveing a kid) IS...
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    Why same object but different space can't be touch?

    Hello, Chitose wonder chick again. I watch serval sci-fi movie and some of It say about theory about same matter in different time. like... If I traval back in time and meet myself in the past, I must not touch him. If I do, it will cause some chaos. I wonder why? I know It pure...
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