November 17, 2009 | equivalence principle | November 17, 2009 | Tunneling and pair creation | November 17, 2009 | Water on a magnesium fire? Bad advice | November 17, 2009 | Why reverse bias a photo diode? | November 16, 2009 | rotating vane radiometer | November 13, 2009 | light and meaning | November 12, 2009 | Electrical and heat conductivity | November 12, 2009 | ideal incompressible fluids | November 12, 2009 | more ice data | November 12, 2009 | hope for the future | November 11, 2009 | Why is the universe expanding faster? | November 11, 2009 | Magnetic test for gold? | November 11, 2009 | Why paper in the bolt electromagnet? | November 11, 2009 | Why does a cyclist bend inward when moving in a circular path? | November 10, 2009 | What is meant by the term impact parameter? | November 10, 2009 | Do aliens really exist? | November 9, 2009 | stirred salt water and ice | November 9, 2009 | thoughts on education | November 9, 2009 | speed of light in a bend | November 9, 2009 | soap at surfaces | November 5, 2009 | more data | November 4, 2009 | why quantum? | November 4, 2009 | red shift analysis | November 4, 2009 | heat and melting | November 4, 2009 | salty gelatin | November 4, 2009 | comment on bouncing balls | November 4, 2009 | non-question | November 4, 2009 | philosophy of teaching | November 4, 2009 | cloud chamber trails | November 4, 2009 | atom models again | November 4, 2009 | Iraqi supercooled water | November 4, 2009 | supercooled soda | November 3, 2009 | medical lithium | November 3, 2009 | Power, current, and voltage | October 31, 2009 | Planck energy | October 24, 2009 | Did we land on the Moon? Scientific evidence? | October 21, 2009 | interference and conservation | October 21, 2009 | atomic teaching | October 21, 2009 | zero-point energy | October 21, 2009 | what is the formula for friction? | October 21, 2009 | What does 800 mAh mean? | October 21, 2009 | light and | October 20, 2009 | More on liquid nitrogen | October 20, 2009 | Photons have zero rest mass | October 19, 2009 | falling through earth | October 18, 2009 | Thick wire versus thin wire? | October 17, 2009 | What happens when you touch nitrogen? | October 17, 2009 | Unstable particles | October 17, 2009 | Carbon dating questions | October 16, 2009 | light in universe |
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