Scientists bear down, attacking H7N9 on multiple fronts. They are testing wild birds and thousands of domestic fowl, analyzing the viruses they find, and trying to trace people who have been exposed to infected patients.
Scientists bear down, attacking H7N9 on multiple fronts. They are testing wild birds and thousands of domestic fowl, analyzing the viruses they find, and trying to trace people who have been exposed to infected patients.
While the Mexican Hairless Dog, as it's known in English speaking countries, is noted for having a calm demeanor, they are exceptional guard dogs and will not back down from a fight.
Quick Response codes, used to share information, could become antiquated before they catch on, with complaints that the codes are too Byzantine for too little reward.
The Black Bear, a solitary, predominantly vegetarian creature, is an excellent tree climber. Despite its size, it will regularly ascend to the treetops to eat.
The Black Bear, a solitary, predominantly vegetarian creature, is an excellent tree climber. Despite its size, it will regularly ascend to the treetops to eat.
This glass-bottomed, U-shaped cantilever structure spans 70 ft (21 m) and juts out over the brim of the Grand Canyon -- a supreme test for those with acrophobia.
Ever experience a coincidence? What they mean divides us into one of two camps: sceptics and believers. Believers think coincidences are evidence of mysterious and hidden causes. Sceptics put them down to statistical quirks.
Ever experience a coincidence? What they mean divides us into one of two camps: sceptics and believers. Believers think coincidences are evidence of mysterious and hidden causes. Sceptics put them down to statistical quirks.
In mammals, scar tissue usually forms to fill the gap created by a wound, but a spiny mouse can regenerate the lost skin, right down to its hair follicles.
In mammals, scar tissue usually forms to fill the gap created by a wound, but a spiny mouse can regenerate the lost skin, right down to its hair follicles.
"All the microwaves coming down from space would have been absorbed by clouds or water vapour in the atmosphere before they reached our instruments. That is why we picked Chajnantor," says astronomer Dr. Murdin.
The dish will direct the radio waves down into the heart of the receiver, where signals from deep space can be amplified, recorded and analysed. To compensate for the rotation of the Earth, it will need to be fully steerable.
A chunk of ice broke off a hanging glacier, sending an avalanche of ice and snow down into the ice fields and engulfing about 30 men. The toll, at 12 dead, was the worst in a single day in the history of Mt. Everest.
A chunk of ice broke off a hanging glacier, sending an avalanche of ice and snow down into the ice fields and engulfing about 30 men. The toll, at 12 dead, was the worst in a single day in the history of Mt. Everest.