科技
什么是海洋保护区?你为什么应给予关心?
Healthy marine protected areas safeguard the well-being of people by providing food, medicines and sheer beauty.
白宫科学展上的“冷”创意:疫苗+自行车[含视频]
Anurudh Ganesan's Google Science Fair entry, the VAXXWAGON, is a cooler for vaccines powered by bike riding rather than ice or electricity, which can be scarce resources.
美国应对气候变化的十项行动
Facing the global challenge of climate change, Americans are taking up the call to responsibly protect the Earth. Have you heard about these 10 responses?
谁拥有月球?全人类。
Thanks to the Outer Space Treaty, which came into force on October 10, 1967, there are no nuclear weapons in outer space and no military bases on the moon.
你有一个探索深海的好机会
Scientists are exploring the deep waters around Hawaii, finding forests of coral, an interesting crater and new species. You can be part of it!