Mars didn't lose all its water without a fight. These ancient pools could have even hosted holdouts of life — hardy primitive microbes. But eventually these pools vanished, too. Salt deposits, like ...

Wouldn’t you be happy too? The European Space Agency has found a “smiley” face on the surface of Mars — and the joy-sparking pattern could be a sign of life on the bright red dot. The purplish hue, ...

Medford locals driving past Taunton Lake have probably spotted this face peering back at them from the side of the road. A smile. One circular wooden, 2D face, greeting motorists who pass, challenging ...

Viral social media posts claiming a celestial "smiley face" will appear on Christmas are false. The "smiley face" illusion is an optical effect caused by the alignment of a crescent Moon and two ...