Site lays out the evidence, structure and current theories about dark matter in a readable way. According to a report published in January 1999, small ghost galaxies, dense clumps of dark matter whose stars have burned out, may lurk unseen throughout the universe. Astronomers John Kormendy and Kenneth Freeman analyzed studies from the past 20 years that have traced the motion of stars and gas in a wide range of galaxies. The emergence of flowering plants, or angiosperms, was one of the most significant events in evolutionary history. They include most major crops, and are the basis for medicines, dyes, clothing and spices.
Site provides a lavishly illustrated look into the sexual habits of flowering plants.
Site posts a simple, well-explained description of how pine trees reproduce. Triassic Bees Create Buzz in Bozeman. This paleontological presentation weighs in favor of the insects. Emu People often think that humans started destroying the environment around the time they invented factories, cars and landfills. However, two new studies suggest that our ancestors had major impact on their environment as early as 50,000 years ago, during the Pleistocene Era.