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SpaceX Cargo Arrives at Crowded Space Station

SpaceX's unmanned Dragon cargo ship, carrying lettuce seeds, lab mice and an inflatable pop-up room, arrived Sunday at a crowded International Space Station where six spacecraft are now docked.

British astronaut Tim Peake reached out with the station's robotic arm and grappled the Dragon, carrying its nearly 7,000 pounds (3,175 kilograms) of gear, at 7:23 am (1123 GMT).

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SpaceX Lands Rocket on Ocean Platform for First Time

After four failed bids SpaceX finally stuck the landing Friday, powering the first stage of its Falcon 9 rocket onto an ocean platform where it touched down upright after launching cargo to space.

Images of the tall, narrow rocket gliding down serenely onto a platform that SpaceX calls a droneship sparked applause and screams of joy at SpaceX mission control in Hawthorne, California.

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Antarctica: International Relations in a Cold Climate

Winter is coming, and like many scientists posted in Antarctica, Bogdan Gavrylyuk is looking forward to going home.

It has been a year since the 43-year-old Ukrainian geophysicist started his latest posting, monitoring climatic phenomena on an island off western Antarctica.

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Cambodian Tigers Declared 'Extinct' as Reintroduction Plan Unveiled

Tigers are "functionally extinct" in Cambodia, conservationists conceded for the first time on Wednesday, as they launched a bold action plan to reintroduce the big cats to the kingdom's forests.

Cambodia's dry forests used to be home to scores of Indochinese tigers but the WWF said intensive poaching of both tigers and their prey had devastated the numbers of the big cats.

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Oil Spill Tests on Ice Prove Arctic Quests Risky

The skimmer is lowered from the rear of the icebreaker, its weight pushing massive pieces of ice under the water and forcing the spilt oil up to the surface, where the sticky black goo can be sucked up.

Luckily, this is just a test: as the world's superpowers eye the lucrative Arctic region with growing interest, unprecedented oil spill clean-up tests in icy Finnish conditions reveal just how hazardous and challenging an accident in the Arctic's pristine sea ice could be.

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How to Hide Earth from ET?

The fate of humanity if aliens were to discover Earth with its balmy climate and bountiful resources, has long been a concern for scientists -- many of whom fear the worst.

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Japan Loses Track of Pricey Black Hole Satellite

Dozens of space scientists are desperately scouring the skies after losing track of a quarter-of-a-billion-dollar Japanese satellite that was sent to study black holes.

The ultra-high-tech "Hitomi" -- or eye -- satellite was supposed to be busy communicating from orbit by now, the Japan Aerospace Exploration Agency (JAXA) said, but no one can say exactly where it is.

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Climate Change Warnings for Coral Reef May Have Come to Pass

After almost two years of coral bleaching, with some reefs bleaching twice and possibly three times since 2014, scientists have said that dire predictions of global coral decline made almost two decades ago may now be manifest.

The rolling underwater heatwave has now arrived upon the Great Barrier Reef, with mass die-offs expected along the northern quarter of the world’s preeminent coral ecosystem.

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Caveman's Best Friends? Preserved Ice Age Puppies Awe Scientists

The hunters searching for mammoth tusks were drawn to the steep riverbank by a deposit of ancient bones. To their astonishment, they discovered an Ice Age puppy's snout peeking out from the permafrost.

Five years later, a pair of puppies perfectly preserved in Russia's far northeast region of Yakutia and dating back 12,460 years has mobilised scientists across the world. 

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Space Station Cargo Launches by Light of Nearly Full Moon

Fresh supplies shipped out late Tuesday for the International Space Station, where the shelves finally are getting full after a string of failed deliveries.

Launching beneath the light of a nearly full moon, the unmanned Atlas V rocket provided late-night sparkle as it headed north with its precious cargo and paralleled the East Coast on its way to orbit.

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