Mohammad Khademi

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Study Maps What Mammal World Would Be Like Without Humans

If it weren’t for the presence of humans, elephants and rhinos would likely be roaming across Europe today, and North and South America would also be flush with a variety big mammals.<p>That’s the conclusion of a study that projects what a world map of mammals would look like if Homo sapiens had never …

Northern Europe

One Small Bite For Man: NASA Astronauts Eat Space-Grown Food

<b>Update at 5:20 p.m. ET: Space Lettuce Tastes 'Awesome'</b><p>Monday morning on the International Space Station, NASA astronauts Scott Kelly and Kjell Lindgren and astronaut Kimiya Yui of Japan sampled the "Outredgeous" red romaine lettuce, the first plant grown in space. The trio first sanitized the …

Amphibian Alert: New Parasite Infesting Tadpoles Worldwide

Scientists have identified a new problem for amphibians, which are already shrinking in numbers: A parasite is infesting tadpoles worldwide. The family of parasites, related to a bug that attacks oysters, has been found in the livers of frogs and tadpoles on three continents and in both temperate …

New Horizons: New pictures have scientists puzzling over icy plains on Pluto

New pictures relayed by the New Horizons spacecraft show odd polygon-shaped features and smooth hills in an crater-free plain on Pluto, indications …

Charon: The Mega-Moon With a Mountain in a Moat

Pluto’s largest moon, Charon, is almost as enigmatic as Pluto. As NASA’s New Horizons spacecraft helps unveil the underworldly moon, most of its features are turning out to be more puzzling than expected.<p>Early images showed an unexpectedly dark polar cap, which scientists think could be the result …

Around The Universe: Ariane 5 Launch, New Horizons Reaches Pluto, And Jupiter Has A Twin

Taking a look back at the past seven days of breathtaking discoveries and images being gathered from space, this week’s Around The Universe features stories on the Earth, the space station, Ceres, Pluto and beyond.<p>Around The Universe is here to highlight a few of the coolest images, discoveries, …

The dramatic images of vast ice plains on Pluto beamed to Earth last week prove that it is regions on the edge of the solar system - long thought to be inert wastelands - that are the most exciting for scientists<p>For a world perched at the outer edge of the solar system, Pluto caused considerable …

Astronomy

Almost - but not quite - buried on the icy plains of Pluto this week, the Large Hadron Collider revealed a completely new type of particle. What does that tell us?<p>Perhaps the first thing it tells us is that scientists at CERN are more focused on their results than on the attendant publicity, …

Physics

Life on Mars: when will humans live on the Red Planet?

Fifty years after the first close-up images of Mars, Rosa Silverman speaks to the science writer who believes there will be life on Mars before the 21st century ends<p>The human race was able to view the furthest reaches of the solar system in high-definition glory this week, as Nasa’s New Horizons …

French Food

Could Dragons Have Existed If Evolution Had Taken A Different Turn?

A reptile expert examines the evidence.<p>It would have taken quite a few turns for natural selection to have produced dragons, but if you're willing to stretch a bit, most classic dragon characteristics do exist in other species. They just don't come packaged in one animal.<p>First up on the dragon …

The Black Leopard Has Secret Spots

And scientists are using them to spot the cats<p>Leopards have many different spots, but in some cases, we puny humans have trouble seeing them. The problem is especially in pronounced in the jungles of the Malaysian Peninsula, where conservationists are trying to keep an eye on the small population …

Your New Ride To Space

You don’t need a rocket to leave Earth. There’s a slower, gentler trip in the works—and it comes with a cocktail.<p>When Alan Eustace lifted off into space from the New Mexico desert this past October, it was with a quiet whoosh, and a slight jostle of his harness. The 57-year-old computer scientist …

Genetically engineered moths could be released in Britain to save crops

Resarch shows that releasing moths which only produce male offspring causes population crashes<p>Genetically engineered moths could be released in Britain to prevent devastating damage to broccoli and kale crops, scientists have claimed.<p>Researchers from Oxford University spinoff Oxitec, have tweaked …

Moths