Sperm struggles to find its way to an egg in microgravity, suggesting mammalian reproduction in space may not be possible.

As customers become more aware of the effect of their decisions on the climate, feasible fish rehearses have acquired critical

Iran has agreed to allow Thai oil tankers to pass through the Strait of Hormuz, Prime Minister Anutin Charnvirakul was quoted as saying by the Bangkok Post on Saturday. Thailand has negotiated a deal with Iran to secure safe passage for the vessels, Anutin said, adding that the move would help to ease concerns over fuel imports, without providing further details.