Researchers recreated mammoth hemoglobin and found it delivers oxygen at ultralow temperatures, a finding that could inform blood substitutes for therapeutic hypothermia procedures. Sophie Bushwick reports
Diamonds from deep underground now reveal that the activities of life can have effects far beneath Earth's surface
Two early-career scientists met with a Nobel laureate who is a pioneer in their field
Adherence to data-sharing policies is as inconsistent as the policies themselves.
Christian de Duve, 1974 Nobel laureate for physiology or medicine, talks about going from a cell biologist to a theorist on evolution and the origin of life
From hacking infrastructure to a detonating a nuclear "dirty bomb," what are the most likely next terrorist attacks?
The attacks on September 11, 2001, profoundly influenced the direction of science and technology. What's been learned from those events, and how they have shaped our lives since
An anti-nicotine vaccine is moving closer to regulatory approval
Mechanism by which microbes scrub radioactive contamination revealed
The planet is conveniently close, and an extreme laboratory for atmospheric processes familiar on Earth. So why won't NASA send a mission there?
High-pressure treatment of tropical fruits increased their levels of some carotenoid antioxidants. Cynthia Graber reports
New work in forensics, biodefense and cyber security blossomed after the attacks on New York City, Washington, D.C., and in the skies over Pennsylvania, but increased regulations have also stymied international collaboration as well as work on some infectious diseases
Identification of suspect substances depends on reference materials that are in short supply
Help track oil still coming onshore from the 2010 BP Deepwater Horizon disaster
Korean researchers envision 3-D on OLED displays for smartphones and other gadgets
Probiotics affect behaviour and brain chemistry
A planetlike body 4,000 light-years away may be the compacted remains of a white dwarf star that is now mostly diamond. John Matson reports
High school student Shree Bose discusses her win at the first Google Science Fair
A new drug contaminant is causing frightening outbreaks of blackened skin and low white blood cell counts
The creator of a marketplace for scientific research explains how it could transform the enterprise.