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The week in science: US bolsters patent system; $25-billion pharma deal the biggest in 5 years; and Europe picks exoplanet-hunting mission for 2024 launch.
The week in science: Inquiry launched into stem-cell reprogramming study; Europe moves closer to approving third transgenic crop; and politicians vow to get tougher on poaching.
The week in science: Italian space head resigns; NIH teams up with big pharma; and US court rules some stem-cell treatments should be regulated as drugs.
The week in science: Trouble for North American butterfly migration, waste dumping approved in Great Barrier Reef, and lab-animal reforms for UK university.