Month: January 2003
Pulse of the Planet Daily Audio
Pleiades
For people in the Northern Hemisphere, it’s a wonderful time to gaze at the Pleiades, the most visible cluster of stars in the sky.
January 30, 2003The Moon: Face
Who is that man on the moon? If you’re a scientist, that face isn’t much of a mystery — it’s a record of the moon’s history.
January 29, 2003The Moon: Earthquakes
The gravitational pull of the moon causes our tides to rise and fall, and scientists think that it may have an influence on earthquake activity as well.
January 28, 2003Antibiotics in Ancient Bone: Tetracycline
Scientists have discovered traces of tetracycline in preserved human bones from Sudan that date back more than 2,000 years.
January 27, 2003Antibiotics in Ancient Bone: Beer
Take two beers and call me in the morning? Scientists now think that some ancient civilizations may have used bread and beer as a source of antibiotics.
January 24, 2003Kartchner Caverns: Clean
Recently opened, Kartchner Caverns is a place where park officials try their hardest to keep the cave clean, which means that the only thing humans leave behind are footprints.
January 23, 2003Kartchner Caverns: Humidity
This cave is very wet and its formations are still growing, so park officials use everything from misting systems to airlock doors to counteract and keep out the dry desert air of Arizona.
January 22, 2003Kartchner Caverns: Intro
Besides being beautiful, the Kartchner Caverns are also 95% alive, which means that the caves are wet and that their formations are still growing.
January 21, 2003Ice Cores: Time Capsules
Scientists are able to use ice capsules to study ancient air that was trapped during their formation.
January 20, 2003Ice Cores: Intro
Scientists are able to use the rings of an ice core like the rings of a tree — they are windows into the past that aid the study of climate changes.
January 17, 2003The Moon: Ring
If you look into the heavens tonight, you just might see a ring around the moon.
January 16, 2003The Moon: Changes
From appearance to position in the night sky, the moon goes through changes that are especially noticeable during these winter months.
January 15, 2003Antibiotics in Ancient Bones
Traces of tetracycline have been found in the bones of people who lived more than 2,000 years ago, and scientists think that their diet may have been the cause.
January 14, 2003Black Holes: X-Ray Emission
Black holes send off x-rays, and by translating the x-rays that we receive into pressure waves, we can recreate the sounds of a black hole.
January 13, 2003Black Holes: Detection
Scientists trying to solve the mystery of black holes are facing one big question. How do you even find a black hole to begin with?
January 10, 2003Bulwer’s Pheasant: King of the Birds
According to the Dyak people of Borneo, the Bulwer’s pheasant shows the bearded pigs where they can find food and, in return, the pigs dig up worms and grubs for the Bulwer’s to eat.
January 9, 2003Bulwer’s Pheasant: Risk
The destruction of the Borneo rainforest is bringing the Bulwer’s pheasant closer to extinction.
January 8, 2003Bulwer’s Pheasant: Love At The Zoo
When it’s mating season in the bird area of the Bronx Zoo, love is in the air. In fact, you can even hear it being played over the loudspeakers.
January 7, 2003Lunar Solar Power: Taking the Lid Off Earth
Solar power from the moon may be the least expensive and the most environmentally responsible way to power the Earth .
January 6, 2003Lunar Solar Power – Silicon Moon
By using silicon on the moon to build solar panels, we could efficiently power the entire planet with solar energy captured on the moon.
January 3, 2003Lunar Solar Power – Energy for the World
If we use the moon to capture power from the sun, there would be more than enough energy to discontinue the use of fossil fuels.
January 2, 2003Lunar Solar Power – Intro
Solar power from the moon? Scientists are hoping to set up solar panels on the moon to collect energy which will be beamed to earth.
January 1, 2003Hawaiian-Japanese New Year – Food
For one listener who grew up in Hawaii, New Year’s day always meant a feast of traditional Japanese foods.