To save giant sequoia trees, maybe it's time to plant backups

Last month, unusually high winds knocked down 15 giant sequoias in Yosemite. If you haven't had a chance to see them in person, giant sequoias are big—like, warp-your-sense-of-scale and melt-your-brain big. Then, once you've ...

Twelve centuries of European summer droughts

An international team of researchers have published a study exploring the association between summer temperature and drought across Europe placing recent drought in the context of the past 12 centuries. The study reveals ...

Laia Andreu-Hayles explores tropical forests in a warming world

Laia Andreu-Hayles is a tree-ring scientist and Lamont Associate Research Professor at Lamont-Doherty Earth Observatory who uses the data contained in tree rings to reconstruct past climate conditions and study the interactions ...

Nano-notch sends self-assembling polymers into a spiral

A simple circular or hexagonal pit written into silicon can be used to generate self-assembling polymer spirals thanks to the addition of a tiny notch in the template, report scientists in the launch issue of Nano Futures.

Image: Saturn's north pole basking in light

Sunlight truly has come to Saturn's north pole. The whole northern region is bathed in sunlight in this view from late 2016, feeble though the light may be at Saturn's distant domain in the solar system.

Possible shipwreck artifact to get CT scan for age

Explorers who removed a wooden slab from Lake Michigan this summer are taking an unusual step to determine whether it could have come from the Griffin, a long-lost vessel from the 17th century.

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