Poison Ivy Could Get Worse

Plants grown under elevated CO₂ levels pack a more allergenic punch.

Engelhard Agrees To BASF Takeover

Catalyst and pigment maker capitulates after four months of resisting buyout.

Unions Seek Tougher Pesticide Rules

Letter to EPA administrator claims political pressure on agency scientists.

Enzyme Redesigned Computationally

Calculated structural change modifies enzyme's DNA-cleaving selectivity.

R&D In China

AstraZeneca's Innovation Centre China anchors firm's three-year, $100 million R&D investment.

Particle Size Matters

Aerosol particle size, not chemical composition, has the greatest influence on cloud formation.

Butadiene Bonds

Combination of theory and experiment confirms the influence of delocalization on structure.

Major Grant For Science Education

Howard Hughes Medical Institute provides $86 million for undergraduate instruction.

Glaxo Will Cut AIDS Drug Prices For Poor Nations

Drugmaker also signs licensing agreement to allow South African firm to make generic versions of two medicines.

Business Concentrates

Reaching India's Labs

Suppliers of research chemicals struggle to speed up deliveries to their growing customers in India.

Building Alliances

U.K. conference spotlights new ways for pharmaceutical companies to partner their way to success.

Cosmetic Appeal

More chemical companies see personal care as an outlet for their products and technologies.

Extreme Takeover

The nationalization of oil and gas resources in Latin America will eventually backfire.

Government & Policy Concentrates

Guidelines For Assessing Risk

White House proposal could impede broad range of government activities, agency representatives warn.

Hydrogen Fuel Incentive Advances On Capitol Hill

H-Prize would provide reward for scientists who develop an affordable hydrogen vehicle.

Science & Technology Concentrates

Making Fuels Synthetically

Fundamental advances in Fischer-Tropsch chemistry may boost method's efficiency and popularity.

Quinone Ligand Ups Ante For Rhodium

Novel complexes expand role of premier catalyst metal, including applications in materials science.

In Pursuit of Synthetic EPO

Complex erythropoietin-like glycopeptides are made from scratch.

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