The part of a pear with the seeds

In astronomy the barycenter is the center of mass of 2 bodies usually one doing this in relation to the other

Your cells are eukaryotic from the Greek for nut meaning they have a true one of these

In Journey to the Center of the Earth this great fish lizard kills a Plesiosaurus in savage combat

10-letter term for the structure of the universe as explained by Ptolemy of Alexandria

When used in ovens these electromagnetic waves operate at about 2450 megahertz

These distinctive carnivores roamed North America for millions of years until about 10000 B.C.

This non-imperial measure was originally defined as one 10-millionth the distance from the North Pole to the equator

This pea-sized master gland produces hormones that regulate many of the body's other endocrine glands

Iceland is a leader in the generation of this type of renewable energy from words meaning earth & heat