The Hubble Space Telescope has been used to determine the mass of white dwarf star LAWD 37. It is "56 percent the mass of our ...

The measurement system was tested last year and snow and fog were found to be issues. Chain gangs will remain a backup for such situations.

Astronomers once struggled to measure the true size of the universe. Then came the discovery of Type Ia supernovae — explosions so consistent in brightness they could serve as “standard candles.” By ...

Branching isn't just for trees. This biological process occurs in animal development, enabling organs to perform complex ...

The primary work of an experimental model basin is the estimation, with reasonable accuracy, of the resistance and horse-power of full-sized ships from experiments with small and inexpensive models.