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Oil up, stocks hit records as US political uncertainty eases

[ad_2][ad_1] NEW YORK (Reuters) – Shares closed at record highs on Tuesday, while bitcoin and oil prices also rose as political uncertainty eased after US President-elect Joe Biden got formal green light to begin his transition to the White House. Unless he spelled out his defeat after repeated false claims …

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How dolphins avoid “curves”

[ad_1] Newswise – Dolphins actively slow their hearts down before diving and can even adjust their heart rate depending on how long they intend to dive, a new study suggests. Posted in Frontiers in physiology, the findings provide new insights into how marine mammals conserve oxygen and adapt to pressure …

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