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An increasingly popular commercial corn, genetically engineered to produce a bacterial toxin to protect against corn pests, has an unwanted side effect: Its pollen kills monarch butterfly larvae in laboratory tests, according to a report by Cornell University researchers.

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F. Sherwood Rowland, will inaugurate the Jill and Ken Iscol Distinguished Environmental Lectureship at Cornell April 20 and 21 with lectures on science and public policy.

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David Macdonald, head of the Wildlife Conservation Research Unit at Oxford University, will deliver a public lecture in April during his first visit to Cornell as an Andrew D. White Professor-at-Large.

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A few bad actors among the more than 30,000 non-indigenous species in the United States cost $123 billion a year in economic losses, Cornell University ecologists estimate. "It doesn't take many trouble-makers to cause tremendous damage," Cornell ecologist David Pimentel.

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Cornell students and other members of the Cornell community are needed to take part in 4-H's annual Environmental Appreciation Days, scheduled this year for May 1, 4 and 7.

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From one ecologist's perspective, the American system of farming grain-fed livestock consumes resources far out of proportion to the yield, accelerates soil erosion, affects world food supply and will be changing in the future.

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Mother Nature had its own April Fools' prank in store for the Northeast -- it took only the first day of this month to record the snowiest April ever for Boston, Worcester, Mass., and Providence, R.I., according to the Northeast Regional Climate Center at Cornell University.

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Almost 50 years ago, physicists determined the value of one of the fundamental fixed values of physics, the fine structure constant, using quantum electrodynamics theory -- or did they?

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Three advanced technologies are about to expand the horizons of health care, speakers at the 12th annual Cornell Biotechnology Symposium, "Frontiers in Biomedicine," will predict on Oct. 15 from 9 a.m. to 12:05 p.m. in the ground floor conference room of the Biotechnology Building at Cornell.