The Voyager probes are each turning off an instrument to avoid ending their 47-year-long missions later this year.

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What is the cause of the sudden spiritual awakening throughout the world? Bahá’ís believe that it is due to a great ...

The cover photo, taken at the Strait of Malacca in Malaysia, captures the Tyndall effect as sunlight filters through the clouds over the tropical Pacific. The interplay of light and shadow ...