Will Sexton or Tomac have more success Round 1? 15x AMA Champion Ricky Carmichael and 9x AMA Champion Ryan Villopoto recap the week in Pro Motocross and Supercross. A Division of NBCUniversal.

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You can exercise at home without any equipment by practicing yoga poses and strength training exercises that use your body weight for resistance. At-home workouts that focus on body weight exercises ...

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An inherent principle of publication is that others should be able to replicate and build upon the authors' published claims. A condition of publication in a Nature Portfolio journal is that authors ...

Peculiar 60,000-year-old Stone Age arrowheads unearthed in South Africa could be the earliest known use of poison-laced weapons by human hunters, archaeologists say in a new study. For long, ...