TechnologyMega solar plant uses 170,000 mirrors to generate heat for electricity The Ivanpah Solar Energy Facility is one of the largest solar thermal energy plants in the world. It is spread out over 14 square kilometres and can power 140,000 homes every year Regulars
LifeMale bottlenose dolphins synchronise their calls to attract females Bottlenose dolphins in Shark Bay, Australia, form alliances and coordinate the timing of their clicking noises to attract females and deter other males ¿ìè¶ÌÊÓÆµ