First patients shown to improve with embryonic stem cells

NEW YORK (Reuters) – Before treatment, the 51-year-old graphic artist was legally blind, unable to read a single letter on a standard eye chart. She has suffered from Stargardt’s disease, the most common form of macular degeneration in young patients, since she was a teenager, and it was getting progressively worse.

Sumatran elephants driven closer to extinction: WWF

(Reuters) – The Sumatran elephant could be extinct in the wild in under 30 years unless immediate steps are taken to protect its rapidly diminishing habitat, environmental group WWF said on Tuesday.

Sun hurls strong geomagnetic storm toward Earth

WASHINGTON (Reuters) – The strongest geomagnetic storm in more than six years was forecast to hit Earth’s magnetic field on Tuesday, and it could affect airline routes, power grids and satellites, the U.S. Space Weather Prediction Center said.

Huge pool of Arctic water could cool Europe: study

LONDON (Reuters) – A huge pool of fresh water in the Arctic Ocean is expanding and could lower the temperature of Europe by causing an ocean current to slow down, British scientists said Sunday.

First edition Audubon book sells for $7.9 million

NEW YORK (Reuters) – A full-size, complete first edition of John James Audubon’s “The Birds of America” sold for $7.9 million at auction on Friday in New York to a private American collector, Christie’s said.

2011 was ninth-warmest year since 1880: NASA

WASHINGTON (Reuters) – The global average temperature last year was the ninth-warmest in the modern meteorological record, continuing a trend linked to greenhouse gases that saw nine of the 10 hottest years occurring since the year 2000, NASA scientists said on Thursday.

Rocket with military satellite launches from Florida

CAPE CANAVERAL, Fla. (Reuters) – An unmanned heavy-lift Delta 4 rocket blasted off from Cape Canaveral Air Force Station on Thursday to put a high-speed broadband communications satellite into orbit for the U.S. military.

Clock stops on scrapping leap seconds

GENEVA (Reuters) – Time experts were deadlocked on Thursday over whether to scrap “leap seconds” which are occasionally added to clocks to stop them running ahead of the sun.