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Mail & Guardian
Kerry Sheridan

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Kerry Sheridan

Scientists are not sure what Ultima Thule (pronounced TOO-lee) looks like — whether it is cratered or smooth, or even if it is a single object or a cluster. (Reuters)

NASA rings in New Year with historic flyby of faraway world

The spaceship was to collect 900 images over the course of a few seconds as it shaved by. Even clearer images should arrive over the next three days

Illustration of Nasa’s New Horizons spacecraft encountering 2014 MU69 – nicknamed “Ultima Thule” – a Kuiper Belt object that orbits one billion miles beyond Pluto. (Nasa/JHUAPL/SwRI)

Nasa spacecraft hurtles toward historic New Year’s flyby

Scientists figured out in 2017 that Ultima Thule is not spherical but possibly elongated in shape. It may even be two objects

The unmanned spacecraft launched nearly seven months ago, and is NASA’s first to attempt to touch down on Earth’s neighbouring planet since the Curiosity rover arrived in 2012.
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Mars InSight spacecraft lands on Red Planet

Mars Insight’s goal is to listen for quakes and tremors as a way to unveil the Red Planet’s inner mysteries

This artist’s impression shows the first interstellar asteroid, Oumuamua as it passes through the solar system after its discovery. (European Southern Obervatory/M. Kornmesser/Handout/Reuters)

Astrophysicists bicker over extraterrestrial drive-by

​A scientific paper made a splash this week by claiming that a cigar-shaped rock zooming through our solar system may have been sent by aliens

This artist’s impression shows the first interstellar asteroid, Oumuamua as it passes through the solar system after its discovery. (European Southern Obervatory/M. Kornmesser/Handout/Reuters)

Scientists push back against Harvard ‘alien spacecraft’ theory

Oumuamua, the first interstellar object known to enter our solar system, accelerated faster away from the Sun than expected

The probe is guarded by an ultra-powerful heat shield that can endure unprecedented levels of heat, and radiation 500 times that experienced on Earth. (NASA)

NASA launches historic probe to ‘touch sun’

The unmanned spacecraft’s mission is to get closer than any human-made object ever to the centre of our solar system

The main opposition candidate Atiku Abubakar said Buhari’s suspension of Onnoghen was “a brazen act of dictatorship” in a clear reference to his army past. (Mujahid Safodien/AFP)

First lake of liquid water is discovered on Mars

It is the largest body of liquid water ever found on the Red Planet

Federal flood maps are based on risk of a “100-year-event

Property crisis looms due to sea level rise, experts warn

Many will risk losing their largest financial asset — their homes. And municipalities will forfeit huge amounts of revenue from property taxes

South Africa has denied the Dalai Lama a visa three times in five years

World’s biggest rocket soars toward Mars after perfect launch

​The world’s most powerful rocket, SpaceX’s Falcon Heavy, blasted off Tuesday on its highly anticipated maiden test flight

The labour appeal court previously found in favour of the city that physical ability was an inherent requirement of the job and that all firefighters.

Hurricanes, heat waves, fires ravaged planet in 2017

California is currently battling its third largest wildfire since 1932, and such devastation could be the "new normal."

The study

Global warming reduces protein in key crops: study

Without protein, growth is stunted, diseases are more common and early mortality is far more likely.

US health authorities confirm Zika causes birth defects

Scientists have confirmed that the virus causes microcephaly.

‘Almost zero’ response to Ebola from Western leaders

Médecins Sans Frontières chief claims the response to the catastrophe is "almost zero", with nations most concerned with self-protection.

Forensic DNA technology could identify kidnapped Nigerian girls

US and Spanish scientists say they are ready to help reunite the more than 200 kidnapped Nigerian schoolgirls with their families, free of charge.

Nasa has identified three asteroids for potential capture. (AFP)

Nasa spots three asteroids for possible capture

Not only will Nasa capture an asteroid, but it will also drag it into orbit around the moon so that it can be routinely visited and studied.

Nasa’s Curiosity rover is making global headlines as it travels uncharted territory on Mars
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Nasa prepares to unleash ‘terror’ on Mars

The biggest, baddest space rover ever built for exploring an alien planet is nearing its August 6 landing on Mars, and Nasa is anxious for success.

Nasa’s Kepler telescope confirms its first habitable zone

In another step toward finding planets that might hold life, the Kepler telescope has confirmed its first habitable zone outside our solar system.

US boost for anti-rhino poaching programme

A US animal protection group has started to raise funds for a programme that will equip SA and Zimbabwe rangers with skills to better track poachers.

‘New’ antibody propels hunt for universal flu vaccine

The discovery of a surprisingly effective "new" antibody is an exciting step forward in the hunt for a universal flu vaccine, researchers say.

Nasa tracks space junk heading for ISS

Nasa tracks space junk heading for ISS

Nasa is tracking a piece of Soviet space debris that could collide with the International Space Station (ISS), the US space agency said on Sunday.