World Topics

First human trials of Ebola vaccine look promising

Researchers say they’re a step closer to developing an effective Ebola vaccine, with a Phase 1 trial showing promising results, but it will be months at the earliest before it can be used in the field. The news comes amid the worst ever outbreak of the hemorrhagic fever, which has ...

Nov 27, 2014

DNA can survive trip to suborbital space and back

DNA molecules attached to the outside of a rocket may be able survive a trip to suborbital space and back into the Earth’s atmosphere at extremely high temperatures, according to a study released Wednesday. The experiment, carried out on the TEXUS-49 rocket mission in ...

Rickshaw research reveals extreme Delhi pollution

Nov 27, 2014

Rickshaw research reveals extreme Delhi pollution

The three-wheeled rickshaw lurched through New Delhi’s commuter-clogged streets with an American scientist and several air pollution monitors in the back seat. Car horns blared. A scrappy scooter buzzed by belching black smoke from its tailpipe. One of the monitors spiked. Joshua Apte has ...

Nov 27, 2014

Ebola vaccine from Glaxo passes early safety test

An experimental Ebola vaccine made by GlaxoSmithKline caused no serious side effects and produced an immune response in all 20 healthy volunteers who received it in an early-stage clinical trial, scientists reported on Wednesday in the New England Journal of Medicine. The trial, which ...

Nov 27, 2014

Sierra Leone seeks U.S. military help to fight Ebola

Sierra Leone appealed to the United States on Wednesday to send military aid to help it battle Ebola as it falls behind its West African neighbors Guinea and Liberia in the fight against the virus. The worst recorded Ebola outbreak has killed at least ...

Justice Ginsburg, 81, gets heart stent to clear artery clog

Nov 27, 2014

Justice Ginsburg, 81, gets heart stent to clear artery clog

Supreme Court Justice Ruth Bader Ginsburg had a heart stent implanted Wednesday to clear a blocked coronary artery, court officials said. The 81-year-old justice had the procedure at MedStar Washington Hospital Center after the blockage to her right coronary artery was discovered, court spokeswoman ...

Nov 26, 2014

Space station's 3-D printer pops out first creation

The first 3-D printer in space has popped out its first creation. The printer delivered to the International Space Station two months ago made a sample part for itself this week, churning out a faceplate for the print head casing. Space station commander Butch ...

Nov 26, 2014

Chinese-built Ebola center dedicated in Liberia

China, one of the first countries to send aid to battle Ebola in West Africa, ramped up the assistance significantly Tuesday by opening a 100-bed treatment center in Liberia as rows of uniformed Chinese Army medics stood at attention. Liberian President Ellen Johnson Sirleaf ...