After discarding their teeth, the ancestors of today’s filter-feeding whales may have fed by suction before evolving baleen.
Did Facebook HQ Start the #10YearChallenge?
The viral “#10YearChallenge” might seem like a harmless meme, but rumors are spreading that its intent might not be so benevolent.
11,676 Tree Species Found in the Amazon
12 New Types Added to Cloud Atlas, First in 30 Years
The venerable International Cloud Atlas receives its first update since 1987.
Should We Study Human Embryos Beyond 14 Days?
Studying human embryos after 14 days of development could be illuminating, but ethical questions abound.
1980s Pop Song Reveals Fractal Rhythms of the Human Mind
By analyzing the hi-hat in a hit single, physicists demonstrate a uniquely human way of keeping a beat.
1980s Soviet Mind Game Might Help Treat PTSD
$20 Million Xprize Wants to Eliminate Waste Carbon Dioxide
2016: Earth’s Warmest Year on Record Since 1880
We Lost a Florida’s Worth of Tropical Forests in 2017
The loss follows a record-high 41.7 million acres in 2016, adding additional strain on climate change mitigation efforts and undermining recent attempts in rainforest conservation.