India's spacecraft beams back first Mars photos

India's spacecraft has beamed back its first photos of Mars, showing its crater-marked surface, as the country glowed with pride Thursday after winning Asia's race to the Red Planet.

Travel campaign fuels $1B rise in hospitality industry

The Obama administration's controversial travel-promotion program has generated a roughly $1 billion increase in the value of the hospitality industry and stands to benefit the U.S. economy in the long run.

Checking up on tropical sunlight

Science is not settled on a bet or a hunch. Measurements and data feed conclusions and provide clarity. Scientists at Pacific Northwest National Laboratory found that two ground-based stations on a tropical island, though ...

Arid areas absorb unexpected amounts of atmospheric carbon

Researchers led by a Washington State University biologist have found that arid areas, among the biggest ecosystems on the planet, take up an unexpectedly large amount of carbon as levels of carbon dioxide increase in the ...

Industrial age helps some coastal regions capture carbon dioxide

Coastal portions of the world's oceans, once believed to be a source of carbon dioxide (CO2) to the atmosphere, are now thought to absorb as much as two-thirds more carbon than they emitted in the preindustrial age, researchers ...

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