Akathisia literally means inability to sit, and is a type of movement disorder in which the patient feels extreme inner restlessness along with a forcible need or desire to be in continuous motion by performing actions such as rocking backwards and forwards when sitting or standing, marching on the spot by lifting feet and also crossing and ...
The earliest evidence for life on Earth is graphite found to be a biogenic substance in 3.7 billion-year-old metasedimentary rocks discovered in western Greenland and microbial mat fossils found in 3.48 billion-year-old sandstone discovered in Western Australia.
We do know that: 1  the Earth is about 4,500 million years old. 2  there is evidence that living things existed on Earth at least 3,500 million years ago. 3  no one was there to record how life began. 4  early Earth was hotter and the atmosphere consisted mostly of carbon dioxide (with other gases such as ammonia and methane)