05/09/2016

Earth's carbon points to planetary smashup

Research by Rice University Earth scientists suggests that virtually all of Earth's life-giving carbon could have come from a collision about 4.4 billion years ago between Earth and an embryonic planet similar to Mercury.

During drought, dry air can stress plants more than dry soil

Newly published research by Indiana University scientists finds that low relative humidity in the atmosphere is a significant, growing and often under-appreciated cause of plant stress in hot, dry weather conditions.

Team studies fires this year in '88 Yellowstone burn areas

Nearly three decades ago, huge wildfires burned about a third of Yellowstone National Park. The park has seen wildfires every year since, but the forests of new trees that grew in the scars of those 1988 fires have helped ...

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