Scientists have just dug up a major clue to help answer the question of the Earth’s age — and how long life has existed on its surface
A team working in Australia found sedimentary rocks containing a bacterial ecosystem that seems to date back nearly 3.5 billion years. They described the bacteria as “possibly the oldest signs of life on Earth,” according to the UK’s Daily Telegraph. Previous bacterial ecosystems dated back 3.4 billion years
Egyptian tech pioneer and activist Ali Shaath died of a heart attack Wednesday. He was 45.
Shaath, a computer engineer, was the co-founder of the Arab Digital Expression Foundation, a non-profit that runs summer camps for Arab youths ages 12 to 15. The camps focus on “adding Arabic digital content, enabling more varied voices in the Arab World and promoting active and artistic expression.” He spoke of the changes that came from these youth camps at TEDxCairo in 2012
In addition to summer…
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Once upon a time, Instagram was a little app for sharing photos with friends and photography buffs. Its mostly public sharing model worked at that size. But now with over 150 million users, widespread awareness, and years of people following each other, users may be holding back from posting as much because they don’t want the whole world to see what they see.
That’s why it may be the right time for Instagram to launch private messaging.
That time could come as soon as December 12th when…
Friday’s World Cup draw made soccer fans around the globe go gaga over groupings, marquee match-ups and potential showdowns. The World Cup draw even turned the regular folk among us into sports fans — at least for a few hours. The field is now set, with eight groups of four teams apiece playing a round-robin schedule beginning June 12 to determine the 16-team elimination field that culminates in the July 13 final match.
Stateside, the day’s biggest news was the U.S. national team landing in…
NASA’s trigger-happy Curiosity rover has fired its 100,000th laser shot on Mars, a science milestone in its mission to determine what rocks on the Red Planet are made of, NASA announced Thursday.
Each laser pulse shot by the Curiosity rover packs the power of nearly 1 million light bulbs — strong enough to vaporize rock and dust from up to 30 feet away.
#PewPew #PewPewPew I’ve fired my ChemCam laser 100,000+ times on Mars for SCIENCE! http://t.co/yA5j5OQ8ut pic.twitter.com/jGiOMdruWY
Police barred access on Friday to a hospital in Pachuca, Mexico, that recently took in six people believed to have radiation poisoning,
Shanghai’s iconic skyline has been slowly disappearing all week, cloaked by a thick acrid haze of smog. Reports of heavy pollution have circulated since Monday, but levels hit a new high on Friday
The unprecedented air pollution made it hard for residents to breathe and even see. Authorities halted construction sites and all sporting events, ordered schoolchildren to stay indoors and pulled 30% of government vehicles from the roads. The city’s air quality level exceeded the maximum of 500,…
When former South African president and anti-apartheid crusader Nelson Mandela died on Thursday, people around the globe gathered to memorialize the life and mourn the loss of a man widely recognized as beacon of courage, hope and freedom.
Remembrance ceremonies, both formal and impromptu, took place everywhere from Johannesburg to India to the United States. Some areas were crowded with grief-stricken onlookers while others came…