NASA announced Wednesday that the odds of the up to 300-foot-wide asteroid hitting Earth dropped from record highs. See where ...

Now standing at 5.7 billion and growing at a rate of 1. ... in the face of the current mass extinction. But thousands of others, many never known to science, are likely to perish.

Global warming is producing a rapid loss of plant species—according to estimates, roughly 600 plant species have died out ...

But sometimes a mass extinction can happen very ... How discriminatory rules ran one 9-year-old girl out of the game 5 Things Longevity Researchers Do Every Day to Live Longer and Healthier ...

The current mass extinction differs from all others in being driven by a ... 4 billion in 1975, and over 7.5 billion today. If the current course is not altered, we’ll reach 8 billion by 2020 and 9 to ...

Nature Ecology and Evolution 5 (8): 1145–52. Cardeñosa ... "The Misunderstood Sixth Mass Extinction." Science 360 (6393): 1080–81. Ceballos, Gerardo, Paul R. Ehrlich, and Peter H. Raven. 2020.

which is considered to be the last major mass extinction event before today. This comparison can offer an inkling of what might await us in the future. Global warming is producing a rapid loss of ...