Earth's 'vital signs' worsening as humanity's impact deepens

The global economy's business-as-usual approach to climate change has seen Earth's "vital signs" deteriorate to record levels, an influential group of scientists said Wednesday, warning that several climate tipping points ...

Life possible on 'large parts' of Mars: study

Australian scientists who modelled conditions on Mars to examine how much of the red planet was habitable said that "large regions" could sustain life.

Google Glass adaptation opens the universe to deaf students

Ordinarily, deaf students are left in the dark when they visit a planetarium. With the lights off, they can't see the ASL interpreter who narrates their tour of outer space. With the lights on, they can't see the constellations ...

Students' understanding of the equal sign not equal, prof says

Taken very literally, not all students are created equal — especially in their math learning skills, say Texas A&M University researchers who have found that not fully understanding the "equal sign" in a math problem could ...

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