US military unveils non-lethal heat ray weapon

A sensation of unbearable, sudden heat seems to come out of nowhere -- this wave, a strong electromagnetic beam, is the latest non-lethal weapon unveiled by the US military this week.

Indian rover begins exploring moon's south pole

India began exploring the moon's surface with a rover on Thursday, a day after it became the first nation to land a craft near the largely unexplored lunar south pole.

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