If you are planning a fun summer trip to Lake Tahoe, complete with swimming and other water activities, this alpine lake ...

12.Idaho — There's a tree at the Brundage Mountain Ski Resort in McCall, Idaho, that skiers throw their bras onto while on ...

Uncover the mystery behind the seasonal appearance of noctilucent clouds on Mars, a phenomenon not yet observed in other ...

From luxury heritage routes to routine service passing through extraordinary scenery, here are 19 of our favorite rail ...

Is Earth really exceptional?  A new book seems to reaffirm that notion.  But given the right conditions, primitive life may be a mere byproduct of biophysics.

Researchers analyzed saliva the nocturnal mammals leave behind when sipping nectar from plants and residential hummingbird ...