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."
You can bring any calculator you like to the midterm, as long as it
doesn't dim the lights when you turn it on.
-- Hepler, Systems Design 182