Mail & Guardian
Mail & Guardian
Jean-Louis Santini

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Jean-Louis Santini

US President Barack Obama has ruled out travel bans to and from Ebola-infected areas

Ebola: US tightens controls on international travellers

Following President Barack Obama’s call to boost controls on people entering the US, health officials say the country will impose stricter controls.

Space shuttle disappears in a puff of cigar smoke

Space shuttle disappears in a puff of cigar smoke

Cigars were passed around, flowers brightened desktops and Nasa employees hugged, laughed and cried after the shuttle Atlantis landed one final time.

US marks 50 years since second human spaceflight

Three weeks after the 50th anniversary of the Russian who became the first man to travel in space, the US is honouring the man who followed him.

Endeavour poised for last liftoff

Endeavour poised for last liftoff

The US space shuttle Endeavour is poised to launch on Friday, for the penultimate flight for Nasa’s 30-year program.

In search of water, Nasa prepares to bomb the moon

Nasa is preparing a violent return to the moon on Friday as part of a mission to send a satellite and a rocket booster crashing into the surface.

Nasa launches telescope in search of Earth-like planets

The US late on Friday launched a space telescope whose three-year mission is to find Earth-like planets in the Milky Way galaxy.

Martian methane, proof that the Red Planet is habitable?

Plumes of methane gas detected on Mars could be an indication that life can be sustained on the ”Red Planet”, according to a new study.

Scientists gather for debate on 21st-century challenges

Burning public health issues, cloned animals and the dangers of climate change will top the agenda at a conference drawing about 10 000 eminent scientists from around the world.…

Shuttle heads home after successful mission

Nasa astronauts prepared on Tuesday to bring the space shuttle Endeavour back to Earth after a two-week mission to the International Space Station (ISS). Endeavour is scheduled…

Endeavour Astronauts prepare for first spacewalk

United States astronauts prepared early on Saturday for the first spacewalk of the shuttle Endeavour mission following discovery of damage in the spacecraft’s protective shield.…

Endeavour prepares to dock with ISS

The United States shuttle Endeavour prepared to dock with the International Space Station on Friday after sustaining minor damage to its external fuel tank during lift-off, Nasa…

US shuttle blasts first teacher into space

United States space shuttle Endeavour was blasting through space on Thursday, taking the first teacher there 21 years after the Challenger explosion ended the dream of another…

Nasa’s Phoenix will dig for water, life at Martian pole

Nasa on Saturday is to launch space probe Phoenix on a nine-month journey to Mars’ arctic region, where it will dig through ice for clues to past or present microbial life on the…

Nasa says it has found proof of existence of dark matter

United States astronomers on Tuesday presented the most solid proof yet of the existence of dark matter, a mysterious substance believed to make up more than a quarter of the…

Astronauts fail to fix stuck solar array

Astronauts failed late on Saturday to dislodge a stuck solar array on the International Space Station, setting the stage for a likely fourth space walk just to solve the problem.…

Nasa chief to announce verdict on Hubble telescope

Nasa chief Michael Griffin is expected to announce on Tuesday whether there will be a final space shuttle mission to keep the aging Hubble Space Telescope in orbit an additional…

Study finds US adolescents are seriously sleep deprived

Most adolescents in the United States are sleep deprived, jeopardising their mental, emotional and physical growth and damaging their performance in the classrom, said a study…

Space tourism lures rising number of entrepreneurs

Space tourism has caught the imagination of United States business leaders, some of whom already have plans to serve what they say may be a multibillion-dollar industry in a…

100th birthday may soon be the norm in rich nations

Life expectancy may balloon to 100 years old in rich nations thanks to scientific advances, but such progress could widen the gap between wealthy and poor nations, according to…

The top candidates for extraterrestrial life

United States astronomers have come up with a short list of five stars in the Milky Way galaxy that are most likely to support extraterrestrial life. The stars were chosen based…