How do scientists use relative and absolute dating and the geologic time scale to organize Earth's 4.6-billion- year-old history?

Viruses are different from bacteria in that they can remain dormant on non-living surfaces they can be found just about anywhere they can infect just about every form of life

What is called the "building block" of life?

The theories on the expansion of galaxies maybe re-examined to strengthen science should not be tested to strengthen science will weaken scientific knowledge if they change will become laws if they don't change