fossils
"Preserved remains" is when you keep the remains of a dead person and treat them carefully. We preserve the remains of ancient humans and such.
archaeologist
The remains of a dead body after cremation are called 'cremains'.
Their skeletons.
These remains are called fossils.
The remains of prehistoric life is called fossils which are usually dug up by archaeologist.
Tools and pottery and other items are known as artifacts. From there, they may be further analyzed as to material they are made of, their use and when they might have been made or traded.
The remains are called fossils.
Human "remains" are what's left after a person dies. These might vary depending on manner of death. A corpse, a partial corpse, & bones all qualify as remains.
A group of humans is called a group, crowd or assembly.
100,000yrs old