The legality of 3D printing weapons

Pay attention to how it sounds. (SPLY-sing) the method by which exons (i.e., coding sections) are linked together to form mature messenger RNA while introns, th...


A historical landmark that reminds you of old Hong Kong

Pawn ShopsPawnshops have a long history in Hong Kong. The industry s symbol - a coin with an inverted bat, symbolizing wealth and riches - is one of the city s ...