Our galaxy and its nearest large companion, Andromeda, may be headed for a collision on a cosmic scale. What happens then?
Morning Overview on MSN
The Pentagon is now fielding laser and microwave weapons at five US bases — directed-energy defenses built to fry attacking drone swarms out of the sky
Somewhere on the wind-scoured prairie of Grand Forks Air Force Base in North Dakota, the U.S. military is installing weapons ...
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