Sentences with phrase «massive space rocks»

There is no doubt that massive space rocks have the potential to harm life on Earth — just ask the dinosaurs.

The massive space rock — the first object to score above zero on the Torino hazard scale, which ranks the danger of an extraterrestrial impact — has about 1 chance in 500 of colliding with Earth in 2030, astronomers estimate.

Not exact matches

Pore spaces that shelter subsurface microbes areconstricted to the vanishing point in metamorphic rocks buried over eons byfurther sedimentation, volcanic eruptions, or massive folding of Earth's crust.And dense crystalline material formed by melting — basic igneous rock — offerslittle housing or dining.

So you got space rocks, floods caused by various things, massive volcanoes, microbial and viral changes and adaptions, creatures evolving into other creatures, creatures becoming more successful and depriving other creatures of resources it was accustomed to.