Just one hour south of Copenhagen, in a preserved forest called Gisselfeld Klosters Skove, a treetop walkway connected to a 148-foot-tall observation tower opened on Saturday to give explorers a ...

In resolving depression, there are many paths to the top of every mountain, yet the view is the same—the downward cycle breaks and we can see new, brighter horizons. References American ...

The European Southern Observatory's (ESO) Very Large Telescope in Chile captured this view of the spiral galaxy NGC 3981 in May 2018. The image was taken using the ESO's FORS2 instrument, as part ...