Peruvian vampire bats carry silent strain of rabies

In Peru, vampire bats are increasingly biting people, and death is often the result of their normally innocuous bites. Researchers are exploring the possibility that the bats are carrying a strain of rabies known as paralytic or dumb rabies, which causes disorientation, muscle weakness, then death. The vampire bats normally stick to biting wildlife or… More Peruvian vampire bats carry silent strain of rabies

National Arboretum

This past May, Ligia and I visited the National Arboretum here in DC. We try to go there at least once a year. The grounds are huge, and they have both outdoors and indoors facilities. Admission is free, and the grounds are open from 8 AM to 5 PM daily, every day of the year… More National Arboretum

Condensed knowledge for 2008-03-12

Stocks Rocket on Fed Rescue Plan # The IPv6 experience: Are you experienced yet? # JPEG v. RAW – TWIP # Green light for Northrop Grumman Airborne Laser Mine Detection System # Researchers develop smell based fire alarm to aid the deaf # Funny Animals, Part 10 # EXIF… More Condensed knowledge for 2008-03-12

Cool science videos

The Japanese have come up with a swimming snake robot: Ronald Mallett is a university professor and a physicist. He believes time travel is possible, has a theory about how it can be done, and is working on a time machine: The first dynamically-balanced robot, Dexter, learns to walk: Here’s another robot, called Murata Boy,… More Cool science videos

Cool science videos

I like to see scientific principles at work in everyday activities. Here are a few videos that illustrate this. Enjoy the weekend! Galileo postulated that objects fall at the same speed in a vacuum, regardless of their weight. When we got to the moon, they did this experiment on live TV: Here’s a bar trick… More Cool science videos

Cool science videos

Here’s what happens when Alka-Seltzer gets added to a water drop in space: Want to see an aluminum foil ship float on “nothing”? (It’s not quite nothing, but it’s still pretty cool.) Asimo, the robot made by Honda, ran at the 2007 CES: The blind learn to see with their tongue: Boeing conducted a 777… More Cool science videos

Michael J. Fox campaigns for stem cell research

Michael J. Fox appeared in some TV ads recently, to support stem cell research for Parkinson’s disease. The ads showed him moving uncontrollably, due to Parkinson’s. They were candid, and truthful. I’ve always liked Michael as an actor, and I thought he’s been a real gentleman throughout his ordeal with Parkinson’s. I agree with him,… More Michael J. Fox campaigns for stem cell research