JAKARTA, July 7 (Xinhua) -- Mount Lewotobi Laki-laki, situated in the Indonesian eastern province of East Nusa Tenggara, erupted on Monday morning, spewing a towering ash cloud 18 km high above its ...

美国宇航局的好奇号探测器近日拍到了一张有趣的照片，照片上是一块状似花朵和珊瑚的小石头。美国宇航局指出，这朵“花”可能是水中矿物凝结而成的。 Credit: NASA During its ongoing investigation of Martian rocks in Gale Crater, the Curiosity ...