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/u/gthing's posts

Speed = the velocity between two objects. If two spaceships pass each other going the opposite direction, each going to speed of light, what is the relative speed of the two ships and why isn't it double the speed of light?

12 upvotes • r/askscience
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Photons have mass (energy is equivalent to mass). Do cosmologists take all the little photons flying around into account when measuring the weight of the universe?

4 upvotes • r/askscience
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I am running on very little sleep and have had lots of caffeine. AMA and I will respond with delirious jabberwocky.

1 upvotes • r/IAmA
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I Am A time traveler who will be born this year. I've traveled back from the year 2040. AMA about the future.

1 upvotes • r/IAmA
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IAmA Banana

1 upvotes • r/IAmA
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[x-post r/religion] Openly gay Mormon Mitch Mayne appointed to Mormon leadserhip - ask him your questions here.

1 upvotes • r/IAmA
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Warranty denied due to scratches?

1 upvotes • r/GalaxyFold
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I had a job test driving prototype vehicles 2-3 years before they were publicly released, AMA.

1 upvotes • r/IAmA
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Place two marbles 10 miles apart in space, and place two large moons 10 miles apart in space. Will they take the same amount of time to collide?

1 upvotes • r/askscience
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