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The photo was taken by Scientific American editor Mariette Dichristina at the Compass Summit in Palos verdes, California.
Jerry Glover Compass Summit via Boing Boing Share Thissubscribedel. icio. usfacebookredditstumbleupontechnorati t
#Yuleahoop a revolutionary new way to decorate your Christmas tree Featured invention at the Davinci Inventor Showcase 2011 The Yuleahoopis a small round ring with gripping slots that slips over the top branch
and it works on the same principle that radar and sonar do#ut today s most advanced lidar is much more accurate,
5 Animals With a Moral Compass The researchers then investigated what happens when both actors have a container.
Some of the rocks contained grains of iron called magnetite and showed magnetic properties by deflecting a compass needle.
The research team created a sonar map of the area and analyzed two samples Raines took from trees Delong is planning her own dive at the site later this year.
when they sense a bat's sonar clicks. Earthworms flee the vibrations of oncoming moles.
In addition sonar mapping revealed that the vast majority of the forest is buried still under the sediment
That meant tearing around the backwoods gravel roads in a pickup truck with a chainsaw and a compass searching out the required azimuth readings on a standard compass.
The acronym stands for light detection and ranging and it works on the same principle that radar and sonar do
when north-pointing compasses make a 180-degree turn toward Antarctica? Will the continents tear themselves apart
when north-pointing compasses make a 180-degree turn toward Antarctica? Will the continents tear themselves apart
Compasses will point the wrong way and migrating birds fish and turtles are going to be confused very.
At the magnetic poles a compass needle would stand up and point straight down into the Earth.
Anyone trying to navigate with a magnetic compass is going to have a tough time but what is going to happen to all those birds fish
and other animals that migrate vast distances using their own internal magnetic compass? Will they have time to re-draw their magnetic maps
From roughly 10 feet above the seafloor its side-scan sonar sends out acoustic waves that build a two-dimensional map.
Scripps and the University of Delaware shipped 60 packages of equipment to Palau including underwater vehicles cameras various types of sonar
and scrolls through sonar images produced by the Remus. Grainy and reddish the sonar images look like transmissions from Mars. Some show deep scours;
he then added a layer with intriguing objects that had turned up in the sonar images.
While side-scan sonar provides a general impression of contours along the bottom it doesn't directly measure the elevations of features.
The Echoscope or multibeam volume imaging sonar does enabling oceanographers to map topography accurately and in high enough resolution to distinguish man-made objects.
Terrill describes it as the oceanographic seafloor-mapping equivalent of ultrasound sonar used to look inside the human body.
and O'brien. He carries a handheld sonar that displays acoustic images on an LCD screen allowing the divers to zero in on the floatplane even in five-foot visibility.
The sonar also revealed what Terrill says could be a new species of coral. When we reach the Corsair engineers lower the Remus now equipped with Gopro HERO3 HD cameras into the water
If you have a compass and a straight edge everything you draw is a box
and water outside the hive using the sun as their compass. However scientists have discovered this job change is flexible:
Rather than relying on a human operator the drones fly autonomously using global positioning data compass coordinates and onboard stabilization systems.
The discovery of hyperuniformity in a biological system could mean that the state is more common than previously thought said Remi Dreyfus a researcher at the Pennsylvania-based Complex Assemblies of Soft Matter lab (COMPASS) co-run by the University of Pennsylvania
Sensor swilling cattle can alleviate world hunger  Slip this Texas longhorn a sonar mickey, connect to big data,
Slip a sonar device down a bovine's gullet and it will sit in the gut, emitting precise information about the digestion that's churning away or not.
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