NASA said it had successfully made oxygen on Mars, a major development that could aid future human missions to the red planet. The space agency confirmed Wednesday evening that a tool sent with its Perseverance rover was succesful in converting some of Mars’ thin, carbon-dioxide rich atmosphere into oxygen read more
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How to make COVID vaccines more effective: give people vitamin and mineral supplements
If we’re going to rely on COVID-19 vaccines to bring an end to the pandemic, we need to maximize their effects. But one thing that risks undermining their protectiveness is nutritional deficiency, particularly in the elderly read more