Scientists have made a ground-breaking discovery of an invisible electric field surrounding Earth which is "as important as gravity." While Earth's gravitational pull and magnetic field are ...

In the hungry fires of industry, modern man burns nearly 2 billion tons of coal and oil each year. Along with the smoke and soot of commerce, his furnaces belch some 6 billion tons of unseen ...

Methane may have been heating the Eocene poles in another more subtle, fascinating way: by creating a blanket of invisible clouds that trapped warmth against the surface. That alone could have ...