( All entries in this series contain the same introduction. If you have read the introduction for any other blog entry in this series you can safely bypass the introduction material in this blog entry without missing any new information. ) According to modern science, most higher forms of life begin when a sperm fertilizes an egg. […]
According to modern science, most higher forms of life begin when a sperm fertilizes an egg. This picture shows a single sperm just touching the surface of an egg. A sperm consists of a spherical or elliptical main body with a long, thin, approximately conical tail trailing out behind it. An egg has an approximately […]
According to modern science, most higher forms of life begin when a sperm fertilizes an egg. This picture shows a single sperm just touching the surface of an egg. A sperm consists of a spherical or elliptical main body with a long, thin, approximately conical tail trailing out behind it. An egg has an approximately […]
A hot air balloon is a vehicle used to transport cargo through the air. Hot air is lighter than cold air. When the balloon is filled with hot air, it floats in the surrounding colder air. The drawing below demonstrates a simple hot air balloon. The brown sphere is the sack the holds the hot […]
A program of regular tai chi exercises improved measures of quality of life in patients with chronic heart failure but failed to improve more conventional measures of exercise efficacy, compared with patients who only received education.