How far does light travel (roughly) in one….

second: moon;
millisecond: Tahoe (~200 miles, for those not in the CA Bay Area);
microsecond: parking lot;
nanosecond: one foot;
picosecond: width of human hair;
femtosecond: across red blood cell;
attosecond: across water molecule

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SSERVI Science Teams

  • NLSI’s team at Brown/MIT finds new rock type on the Moon

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    “These are very unusual areas,” said NLSI team member Carle Pieters, a planetary geologist at Brown University in Providence, R.I., who reported the finding November 2 at a meeting of the Geological Society of America.

    Pieters has dubbed the new rock type OOS, because it is rich in the minerals orthopyroxene, olivine and [...]

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Did you know?

The Moon's magnetic field is 100 to 1000 times weaker than the Earth's.

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