Science Links
Space Links
-
Posted Lately
Tags
ares ares i Armadillo ATV Augustine Canard china Climate co2 coal composite Conceptual Design CRgis cruise Delta Depot Design EELV Energy ESA ESAS Espoo Finland global warming Helsinki Homebuilt hybrid hypersonic ISS Langley lftr lunar lander challenge Masten NASA nuclear orion python RLV rocket sats SpaceX Suborbital Thorium ULA VTVL
Tag Archives: birch
Wooden Road Bike
Probably many people who read this blog know I’m a sucker for wood constructions. Well, here’s one quite nice Birch road bike. Would be nice to try that. Wood has approximately the same strength to weight ratio as steel. And … Continue reading