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By Mil Arcega Washington, DC 08 September 2006 watch Pentagon Survivors report Americans will mark the anniversary of the September 11th, 2001 terrorist attacks in many ways. Some will attend church services. Others will take part in marches and mem
2006年VOA标准英语（九月）
By Jim Malone Washington 06 April 2006 Court documents made public in Washington Thursday contend that President Bush personally authorized the disclosure of classified information on Iraq's weapons p
2006年VOA标准英语（四月）
By Zulima Palacio Washington, DC 21 September 2006 Watch Cancer Rally report Cancer survivors, researchers and advocates say more money is needed for cancer research. Their goal: to get the U.S. government to make cancer a national priority. VOA's C
2006年VOA标准英语（九月）
By Deborah Tate Capitol Hill 24 January 2007 A U.S. Senate panel has approved a measure expressing opposition to President Bush's decision to send more troops to Iraq. The measure passed by a 12-9 vote, despite President Bush's appeal to Congress Tu
2007年VOA标准英语（一月）
By Peter Fedynsky Washington, D.C. 26 June 2006 watch Terrorism report U.S. government officials say the arrest of seven suspected terrorists in Miami, Florida represents a step forward in the war against terror. But as VOA's Peter Fedynsky reports,
2006年VOA标准英语（六月）
By Deborah Block Washington, DC 07 August 2006 watch Hiroshima report The Enola Gay on display Sunday marked the 61st anniversary of the atomic bombing of Hiroshima, Japan. During World War II, a United States plane nicknamed the Enola Gay flew over
2006年VOA标准英语（八月）
Tyrannosaurus Rex when we think about it, we tend to think of the big adult because thats the skeletons that we see, but we know that they didnt hatch that way. Once those eggs hatched, weve got an animal thats maybe, you know, three feet long, maybe
探索与发现2013年
There probably werent many animals of Cretaceous that would dare to try to grab a baby Tyrannosaurus Rex. Quetzalcoatlus could probably manage it. If you see a stork on the Nile today eating a baby crocodile, you can imagine in your mind Quetzalcoatl
探索与发现2013年
When you start off coming out of the egg and youre less than, say, 2 feet long and you are in a world full of predators that are loving to crunch on you, then you need to get big fairly quickly. The future seems bleak for this dinosaur. With its life
探索与发现2013年
Male lions defend their cubs against rivals who see their offspring as future competition for food and mates. So its likely that an intelligent predator like T-Rex would do the same. Compared to prehistoric plant eaters, its cerebrum, the part of the
探索与发现2013年
T-Rex is impressive and it's powerful, but compare to Ankylosaurus, it is relatively lightly built. Protective plates made of bone and cartilage covered this lumbering creature from head to tail. Light, but extremely strong, the hide of Ankylosaurus
探索与发现2013年
And there is something else unusual about a T-Rexs nose. The nostrils are a huge 25 centimeters apart, which means T-Rex can smell in stereo. It can triangulate an odor and pinpoint its exact source. T-Rex could walk into a crowded auditorium and in
探索与发现2013年
One could imagine that the conflict between Tyrannosaurs and Triceratops may have been one of the greatest combats that nature has ever had. And this well-protected herbivore is everywhere. In fact in the Late Cretaceous, Triceratops outnumbered Tyra
探索与发现2013年
Sauroposeidon probably had a brain about the size of a kittens, because it was not, unfortunately, a very smart animal. It didnt have to be. It was a food-processing plant. Sauroposeidons five senses are little more than a life-support system for the
探索与发现2013年
To eviscerate prey, Deinonychus uses both its hands and feet. These were animal that had weapons everywhere you go. Its ridiculous minor weaponry for animal like that size. Its clear its name of all for every reason to be able to dish a lot of damage
探索与发现2013年
But with both parents out searching for food, the nest is left unguarded and exposed. Triceratops may be a plant eater, but with a defenseless baby T. Rex around, it'll make an exception. Quetzalcoatlus is the largest flying carnivore in Earth's hist
探索与发现2013年
Even if the animail managed to survive, the wounds generated from the bite, the prey dinosaur would get weaker and sicker, and the predator could then hunt it down and kill it. Bitten by a T-Rex, and youre downfall, be it now or later. And once you a
探索与发现2013年
It's a digestive process more like those of carnivores. And Sauroposeidon has another trick for growing to mammoth proportions--hollow bones. Its backbone, neck, and ribs have walls just a few milometers thick. Even its limbs are far less dense than
探索与发现2013年
Tyrannosaurus Rex, though, lives in an entirely different world. A male devours a Triceratops carcass. Those powerful jaws smash into the meat of the animal. Those gigantic teeth pierce down through flesh. These well-rooted teeth are there to break i
探索与发现2013年
By Joe Bavier Kinshasa 07 January 2007 Recovery efforts have been suspended near the town of Tshikapa in the Democratic Republic of Congo, following a cave-in at a pit mine Friday. Local officials in Western Kasai province say at least 13 people dig
2007年VOA标准英语（一月）