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Lionel Jacques

Laser-wielding satellite swarm to deflect asteroids - 2 views

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    "The latest idea comes from engineers at Glasgow's University of Strathclyde who suggest that a swarm of laser-wielding satellites could nudge Earth-bound asteroids off their collision course.... One proposed deflection technique involves using lasers to pulverize the surface of the asteroid, ejecting tiny bits of rock that would act as a propellant and push it onto a different course."
Ma Ru

Ten Simple Rules for Starting a Company (PLOSCB) - 2 views

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    For those of you thinking of spin-offs.
Nicholas Lan

Nice sea and ocean depths diagram - 2 views

shared by Nicholas Lan on 10 Apr 12 - No Cached
Ma Ru liked it
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    What stroke me especially was the shape of the Marianas Trench (much wider than deep) [edit] This reminds me I used to have a printout of a similar, but more space-related, comic http://xkcd.com/482/ hanging on the wall next to my desk in estec... good ol' times...
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    and in case you missed it, check also the excellent Money infographic that guy created last year: http://xkcd.com/980/huge/
LeopoldS

NASA's New LEED Platinum Sustainability Base is the Greenest Federal Building in the US... - 2 views

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    Ideas for ESTEC 2 ...
LeopoldS

NPS CUBESAT LAUNCHER DESIGN, PROCESS AND REQUIREMENTS - 2 views

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    Interesting mater thesis that lead to the just announced new launcher ! Remember our discussion after the advanced concepts workshop!?!?!
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    do you know about this? https://www.qb50.eu/launch.php
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    I knew about the project only, but not about this very interesting missile ... "The launcher has a remarkable track record of several hundred successful launches and only 1 failure. Shtil is marketed by the State Rocket Center Makeyev."
santecarloni

Relativistic Baseball - 2 views

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    What would happen if you tried to hit a baseball pitched at 90% the speed of light? --not sure it is correct, but it would be a lot of fun :)
Joris _

The Internet map - 6 views

shared by Joris _ on 31 Jul 12 - No Cached
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    www.esa.int -> site not found. oops.
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    try without the "www"; esa.int / nasa.gov / dlr.de / cnes.fr ...
ESA ACT

Zotero - The Next-Generation Research Tool - 5 views

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    and I will try this one also ! anybody ever used it ?
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    wow i've wanted one of these for years
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    I posted like this last year on Delicious, think Tobias installed it
LeopoldS

Urine turned into hydrogen fuel - 1 views

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    why don't we use this for long-term space travel :-) ?? anybody wants to have a closer look into this?
Friederike Sontag

Aerosols make methane more potent - 1 views

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    "climate policy-makers need to pay much more attention to restricting short-lived pollutants, such as methane, carbon monoxide, volatile organic compounds (VOCs) and aerosols. This could create significant changes in the local and global climate quite quickly, whereas the effects of efforts to reduce emissions of long-lived carbon dioxide will not be seen for many years."
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    interesting indeed ... but coming at the right time before copenhagn?
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    These conclusions come too late to have a real impact on decisions that will be taken in Copenhagen, I assume. But I think it is a hot topic as climate change 'solutions' that work QUICKLY are more and more needed!!
Juxi Leitner

GetRobo Blog: Toyota's humanoid to explore moon by 2020? - 1 views

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    "slides which were presented by an executive at Toyota during some kind of task force meeting that discusses Japan's direction/strategy in space exploration"
Nicholas Lan

hydrogen storage using chicken feathers - 1 views

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    apparently competitive with CNT and others in performance, while as you would expect very cheap. anyone know what happens to chicken feathers in a vacuum?
pacome delva

TeamParis-SynthEthics - 5 views

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    This is an interesting report from a student in sociology, who worked with a group of scientists on a synthetic biology project for the competition IGEM (http://2009.igem.org/Main_Page). This is what happen when you mix hard and soft sciences. For this project they won the special prize for "Best Human Practices Advance". You can read the part on self or exploded governance (p.34). When reading parts of this reports, I thought that it could be good to have a stagiaire or a YGT in human science to see if we can raise interesting question about ethics for the space sector. There are many questions I'm sure, about the governance, the legitimacy of spending millions to go in space, etc...
pacome delva

Do Titan's Lakes Migrate South for the Winter? -- Berardelli 2009 (1130): 2 -- ScienceNOW - 1 views

  • But "to really get a handle" on Titan's methane cycle, they'll need to monitor the exchange of methane between the lakes and the atmosphere. And that, she says, will require "a future lake-lander mission."
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    Let's go to Titan !!!
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    I bet we'll find there a black monolith which will take us to the stars... No, wait, was it that moon?
Ma Ru

SpaceShip 2 Presented - 1 views

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    Space trip anyone?
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