Scientists at Cambridge University are investigating how plants can give us sustainable energy.
Thousands of young hopefuls stood in line in London for the chance to audition for a role in a Harry Potter spin-off movie
Here's a device that looks cool and is truly green - that's because some of it is made out of grass.
这水果看似挺好吃，不过其刺鼻的味道非得靠后天培养才能接受。
