How long ago did Neanderthals die out?
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37,000 years ago.
How big was the meteorite that killed the dinosaurs?
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15 km (9 miles) in diameter
Are boys or girls better on average at mathematics?
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Boys and girls have the same math ability.
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Boys are better at math.
When was the last common ancestor of humans and chimpanzees?
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6 million years ago
New statistical model moves human evolution back three million years
For a generation, paleontologists have estimated human origins at 5 million to 6 million years ago.
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7 million years ago
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8 million years ago
How fast could Tyrannosaurus Rex run?
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10-25 miles/hr
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30-45 miles/hr
True or false: "Meditation helps with cardiovascular disease."
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True
When was the last common ancestor of all humans?
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1000 BC
Are boys more likely than girls to be math geniuses?
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Yes, boys are more likely than girls to be math geniuses
True or False? "Marijuana slows the effects of Alzheimer's disease."
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False
Is the Chicxulub meteorite the one that killed the dinosaurs?
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No, the Chicxulub meteorite hit the earth about 300,000 years before the dinosaurs died.
How old are the controversial rocks in Akilia, Greenland?
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3.67 billion years old.
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3.8 billion years old.
True or False? "There is no association between the xenotropic murine leukaemia virus-related virus (XMRV) and chronic fatigue syndrome (CFS)."
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False
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True
Did early humans hunt all large mammals, or only mammoths?
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Mammoths only.
How many distinct times did central nervous systems evolve in animals?
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1 time
How many species of flowering plants are there?
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5 million to 50 million.
Were dinosaurs warm-blooded (like modern birds and mammals) or cold-blooded (like modern reptiles)?
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Warm-blooded.
Was Archeopteryx the first bird?
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No -- it was a dinosaur ancestor to birds
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Yes
How did King Tut die?
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Malaria.
How long ago did humans first arrive in the Americas?
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11,000 to 14,000 years ago.
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33,000 years ago.
True or False? "The Clovis culture was the first people in the Americas."
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False
True or False? "Large flightless birds – ostriches, emus, cassowaries, rheas and kiwis – share a common flightless ancestor."
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False
Is Homo erectus the same species as modern Homo sapiens?
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Yes
What is the population of the world?
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7.0 billion
Who is more intelligent, on average: men or women?
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Men and women are equally intelligent.
Why did the dinosaurs die out?
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The dinosaurs died out because of a single meteorite or asteroid impact.
Are boys or girls better on average at language skills?
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Girls have better language skills.
Does eating at night cause more weight gain than eating during the day?
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No, eating at night is the same as eating during the day.
True or False? "Humans wiped out wild horses in the Americas."
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False
Have scientists uncovered transitional forms in the fossil record between land mammals and cetaceans (whales and dolphins)?
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Yes
Do organic fruits and vegetables have more nutrients than conventional ones?
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No -- there is no difference.
Can dogs smell cancer in humans?
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Yes.
Is marijuana (cannabis) addictive?
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Yes
Has marijuana increased in potency?
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Yes, marijuana has increased in potency since the 1970s.
True or False? "Stretching before a run reduces the chance of injury."
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False
When was the last common ancestor of all primates?
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85 million years ago
When did sabre-toothed cats go extinct?
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10,000 years ago
True or False? "Antimicrobial (antibacterial) soaps are more effective at preventing illness than regular soap and water."
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False
Do the genes affecting baldness come from your mother's side of the family or your father's side?
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Both mother's side and father's side.
Should we reintroduce elephants, camels, lions, and other megafauna into North America?
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No.
True or False? "Blind people have sharper hearing."
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True
Did cetaceans (whales and dolphins) evolve from land mammals?
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Yes
True or False? "The money for the NYC Islamic Center is coming primarily from foreign financial backers associated with terrorist organizations."
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False
When was the last common ancestor of humans and orangutans?
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12 million years ago
True or False? "Women are more likely to be depressed than men."
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True
How old is the Earth?
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4.5 billion years old.
Does smoking marijuana cause lung disease?
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Yes
Are bats blind?
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No, bats are not blind.
Do men or women have more white matter in their brains?
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Women have more white matter.
Do women or men have more gray matter in their brains?
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Men have 6.5 times as much gray matter as women.
What is the closest living relative of the Cetaceans (whales and dolphins)?
Is depression more common among men or women?
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Depression is more common among women.
True or False? "Long-term use of marijuana can lead to depression."
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True
What animal is the closest relative of humans?
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Chimpanzee
True or False? "fluoridated water contributes to overall improved dental health."
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True
Do marijuana users experience withdrawal when they quit?
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Yes
True or False? "There is no evidence for vertebrate extinction at the hands of humans."
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True
True or False? "the proposed Islamic center in NYC is scheduled to open on September 11, 2011 in celebration of the 10-year anniversary of the World Trade Center attacks."
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False
True or False? "Feisal Abdul Rauf, the Imam backing the proposed Islamic cultural center and mosque, is a terrorist sympathizer who refuses to condemn Islamic attack on civilians."
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False
True or False? "The Muslim groups building the NYC Islamic center have deep ties to radical anti-American and anti-Semitic organizations."
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False
True or False? "Women in engineering majors have the same dropout rate as men."
-
True
True or False? "Saw Palmetto Extract No More Effective Than Placebo for Urinary Symptoms"
-
True
True or False? "Stonehenge itself was a massive undertaking, requiring the labour of thousands to move stones from as far away as west Wales, shaping them and erecting them."
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True
Was Stonehenge inspired by the Egyptians?
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No
When was the last common ancestor of all bilaterally symmetrical animals?
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600 million years ago
True or False? "Scientists long have known that fluoride makes enamel -- the hard white substance covering the surface of teeth -- more resistant to decay."
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True