Why Lil Dicky made this star-studded Earth Day music video

"Earth" features about 30 of the biggest names in entertainment.

Culture & Religion
  • Lil Dicky is a rapper and comedian who released his debut album in 2015.
  • His new music video, "Earth," features artists such as Justin Bieber, Ariana Grande, Ed Sheehan, Kevin Hart, and Leonardo DiCaprio.
  • All proceeds of the music video will go to environmental causes, Dicky said.
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Late historian's 3D map of Notre Dame can help France restore it to impressive detail

Digitally recording historical sites could serve as insurance in the case of disaster.

Photo credit: Dan Kitwood / Getty Images
Culture & Religion
  • Notre Dame, France's famous medieval cathedral, was severely damaged by a fire on Monday.
  • Fortunately, at least two recent projects have taken detailed 3D scans of the cathedral, which could help in restoration efforts.
  • As laser-scanning and digital imaging technology gets cheaper, some suggest we should digitally record historical sites in the event they get damaged, or worse.
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GPS data shows how wolf packs carve out territory

The map shows the movements of seven different wolves over the course of a season.

Surprising Science
  • The Voyageurs Wolf Project has been tracking wolf packs in Northern Minnesota since 2015.
  • The team uses GPS collars to track the movements of different packs, which hardly ever cross into one another's territories.
  • Recently, the Voyageurs Wolf Project also captured what's likely to be the first-ever video of a wolf freshwater fishing.
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Study: Microdosing LSD for 1 month was followed by improved mood, productivity

Might microdosing LSD and psilocybin be a safe, effective way to treat depression and other disorders?

DEA/Public Domain
Surprising Science
  • A recent study collected the self-reports of more than 1,000 people who microdosed LSD or psilocybin regularly for about a month.
  • The results showed that most people experienced more positive moods, less depression and increased productivity.
  • These results are preliminary, and microdosing remains an under-researched area.
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