Phát hiện loài thực vật cổ xưa nhất trên Trái đất
Cập nhật: 16:00 20/10/2010 GMT+7
Hóa thạch của loài thực vật đầu tiên xuất hiện mặt trên đất đã được phát hiện hiện tại một vùng núi ở Argentina. Loài thực vật thuộc họ rêu tản này bắt đầu xuất hiện trên Trái đất cách đây 472 triệu năm.
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