Temple Mount to be closed for Jews on Jerusalem Day for first time in 30 years
The Temple Mount is the holiest site in Judaism, but is also of great importance for Muslims & Christians
Chris Hughes: “It’s time to break up Facebook”
Chris Hughes, a co-founder of Facebook, says the company is so big and powerful that it threatens our democracy
Even if we can stop a dangerous Asteroid, being human may mean we don’t succeed
Scientists & engineers know in theory what they could do, depending on how much warning they have
