Fossil Hunters in Romania Find a 2-Clawed Relative of Velociraptor 
Leader of Climate Panel Review Discusses Findings 
Doctors Heed Call for Books for Afghanistan 
From a Desert Plant, a Scented Cry for Help 
Scientists Square Off on Evolutionary Value of Helping Relatives 
Isolation, an Ancient and Lonely Practice, Endures 
Childhood: Athletes' Concussions Have Doubled 
Special Adhesive Helps Oysters Stick Together 
Majority of Caesareans Are Done Before Labor 
Returning to Classrooms, and to Severe Headaches 
They Crawl, They Bite, They Baffle Scientists 
Acupuncture and Science (1 Letter) 
Sticks and Stones (2 Letters) 
Advances Offer Path to Further Shrink Computer Chips 
Comfort at Life's End (1 Letter) 
On Our Radar: Tibet's High-Altitude Meadows Disappear 
Report Says Heat, Not Smart Meters, Hiked Bills 
The Claim: Flying After Breast Cancer Surgery Can Cause Swelling 
Safety: Assessing the National Bill for Crashes 
Review Finds Flaws in U.N. Climate Panel Structure 
Interviews on Water Use Are Thirsty Work 
Numberplay: How Many Light Bulbs Does It Take ... 
Finding Suggests New Aim for Alzheimer's Drugs 
Deadliest Catch, Found in Unlikely Waters 
Think the Answer's Clear? Look Again 
Nobel Winners Sign Letter Backing Obama Space Plan 
Longevity: For New York Men, a Life Expectancy Gap 
Of Time and Tide 
Berkeley Debates the Demise of a Cougar 
Jacob Bigeleisen, Isotope Chemist on Manhattan Project, Dies at 91 
A Rush to Operating Rooms That Alters Men's Lives 
Weight Index Doesn't Tell the Whole Truth 
NASA Tests Engine With an Uncertain Future 
Will Aging Chimps Get to Retire, or Face Medical Research? 
Geography Has a Hand in Lizards' Gestation 
Lasting Pleasures, Robbed by Drug Abuse 
At Flea Market, Fear of a Different Insect 
Africa: Monkeypox Cases Surge in Rural Areas as Price of the Victory Over Smallpox 
Harvard Researcher May Have Fabricated Data 
Neuro-Pioneers (1 Letter)