Laser Array News Today

The retroreflector on India's Vikram lander is only two inches wide.

California physicists are proposing, building a laser array in space. depending how big you build it, it could nudge a asteroid away or build a bigger version it could vaporize an asteroid. martha: is it worth it to build something like that? a, would it work and b, are these things so random and happen infrequently it would be a huge expense and not necessarily protection us? >> honestly a death star is kind of getting ahead of ourselves here. it makes great headlines but the really scary thing...