samzenpus from the earliest-to-bed dept.
sciencehabit writes "A team working in South Africa claims to have found the earliest known sleeping mats, made of plant material and dated up to 77,000 years ago—50,000 years earlier than previous evidence for human bedding. These early mattresses apparently were even specially prepared to be resistant to mosquitoes and other insects."
All theoretical chemistry is really physics; and all theoretical chemists
-- Richard P. Feynman