'Earth was bombarded by asteroids 3-4 billion years ago' Changes in the asteroid belt between Mars and Jupiter some three to four billion years ago hurled a devastating barrage of space rocks at our planet that probably delivered the ingredient crucial to the beginning of life, scientists have claimed.



Russia to spend $1 billion on new cosmodrome
Chinese military defends $106 billion defence budget
India approves USD 1.5 billion aircraft deal for Navy
Indian aerospace, defence exports to clock $2 billion growth: ASSOCHAM
Lockheed gets $4 billion F-35 contract
India to sign USD 10 billion offset contracts
IAF to soon finalise multi-billion dollar aircraft deal
Boeing projects $110 billion market in Russia, CIS
Russia to allocate $8 billion for new space centre
Pak hikes defence allocation to Rs 495 billion
Israel to invest another $1 billion in Iron Dome
