Science News

No quick fix in U.S. bid to end reliance on Russian rocket engines

WASHINGTON - The U.S. drive to end its reliance on Russian rocket motors got a boost this week when Amazon.com Inc founder Jeff Bezos unveiled a new engine project, but officials and industry insiders say it will take years and hundreds of millions of dollars to develop a locally built alternative.

NASA spacecraft approaches Mars to seek answers to lost water

CAPE CANAVERAL Fla - A NASA spacecraft designed to investigate how Mars lost its water is expected to put itself into orbit around the Red Planet on Sunday after a 10-month journey.

20 Sep 2014

U.N. aviation body to mull space safety as space taxis ready for flight

MONTREAL - The United Nation's civil aviation body, currently wrestling with how to help airlines maintain safety over conflict zones, is taking first steps toward protection for commercial vessels in space.

Aerospace & Defense, 19 Sep 2014

It's not a small world after all: world population will soar

WASHINGTON - Contrary to some earlier projections, the world's population will soar through the end of the 21st century thanks largely to sub-Saharan Africa's higher-than-expected birth rates, United Nations and other population experts said on Thursday.

18 Sep 2014

India's Mars mission enters last lap; faces crucial test on September 24

NEW DELHI - India's first mission to Mars will attempt to put a spacecraft in orbit around the red planet next week, in a crucial test of a low-cost project carrying the country's hopes to join the leaders of a global space race.

18 Sep 2014

Florida scientists urge state leaders to join climate summit

TALLAHASSEE - A group of 42 scientists from Florida universities submitted a joint letter on Thursday urging Governor Rick Scott and other state leaders to participate in a summit this fall to seek solutions for climate change.

Environment 18 Sep 2014

U.S. government warns Oregon researchers about monkey care

PORTLAND Ore. - The U.S. Department of Agriculture has warned a major research hospital that it provides inadequate veterinary care to monkeys at its primate research center, Oregon Health & Science University (OHSU) said on Thursday.

18 Sep 2014

Boeing's 'space taxi' includes seat for a tourist

CAPE CANAVERAL Fla. - Boeing Co's proposal to develop a so-called space taxi for NASA astronauts includes a seat for paying tourists to fly to the International Space Station, the company's program manager said on Wednesday, a first for a U.S. space program.

Genetic history of modern Europeans a tangled tale, research finds

WASHINGTON - The genetic origins of modern Europeans may be more complicated than previously thought.

17 Sep 2014
Photo

Sierra Leone wraps up three-day Ebola lockdown

FREETOWN - Sierra Leoneans on Sunday celebrated the end of a three-day lockdown aimed at stemming the world's worst ever Ebola epidemic, as authorities claimed the controversial operation had identified dozens of new infections and located scores of bodies. | Video