Study: Tigers take the night shift to coexist with people

Tigers don't have a reputation for being accommodating, but a new study indicates that the feared and revered carnivores in and around a world-renowned park in Nepal are taking the night shift to better coexist with their ...

Moonlighting enzyme works double shift 24/7

A team of researchers led by Michigan State University has discovered an overachieving plant enzyme that works both the day and night shifts.

US tornado deaths at 78, likely to rise

At least 64 people died in Kentucky from devastating tornadoes that left a trail of destruction across the US state, the governor said Monday, with 14 people confirmed killed in other states.

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