Đã có lá nhân tạo có thể quang hợp như lá thật
Cập nhật: 07:30 02/08/2014 GMT+7
Một sinh viên Mỹ mới tốt nghiệp vừa tạo ra một lá cây nhân tạo có khả năng chuyển nước và ánh sáng thành oxy, một tiến bộ khoa học rất có ý nghĩa cho những chuyến du hành ngoài vũ trụ.
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