See the $36 billion Great Green Wall in Africa that's an attempt to hold back desertification

Tech Insider
Two people water plants in a mesh-enclosed garden in Senegal
Since 2007, a variety of projects have started as part of the Great Green Wall, including growing gardens in Senegal.

Zohra Bensemra/Reuters

See how scientists uncover 50,000-year-old fossils from California's La Brea Tar Pits where saber-tooth cats and mammoths have been found

Tech Insider
The La Brea tar pits museum with tall buildings around it and a lawn in front
Located in Los Angeles, the La Brea tar pits are a piece of the ancient past stretching back 50,000 years.

Jenny McGrath/Business Insider

Bird flu particles were found in pasteurized milk. A former surgeon general says he isn't changing what he eats.

Tech Insider
racecar driver wearing red firestone cap with wreath of flowers over shoulders chugs milk from a glass bottle
Driver Tony Kanaan of Brazil takes the traditional drink of milk after winning the 97th running of the Indianapolis 500 at the Indianapolis Motor Speedway.

Jeff Haynes/Reuters

Bird flu could jump to humans any day. A former surgeon general says it feels like 2020 again.

Tech Insider
two people in white biohazard suits with masks and goggles handle a vial on a beach next to a dead porpoise
Scientists collect organic material from a dead porpoise on the coast of the Atlantic Ocean, during a bird flu outbreak in São José do Norte, Brazil.

Diego Vara/Reuters

NASA video shows the sun just blasted out 4 eruptions at the same time. The rare event may have sent plasma hurtling toward Earth.

Tech Insider
blue telescope view of the sun in space with pink arrows pointing to three bright spots and one darker spot with wavy lines
Eruptions appeared in four spots on the sun at the same time.

NASA Solar Dynamics Observatory

America generates 40 million tons of plastic waste a year — and it can't be recycled

Tech Insider : Economy
A globe wrapped in plastic
Americans produce 40 million tons of plastic waste each year. And it has to go somewhere.

Carl Godfrey for BI

The Lyrid meteor shower will align with April's 'pink moon.' Here's how to watch it.

Tech Insider
A side by side of a meteor shower over a river on the left, and a pink full moon against a black background on the right.
The Lyrid meteor shower will coincide with April's "pink" supermoon tonight.

Mika Wist/500px/dzika_mrowka/Getty Images

Vintage photos taken by the EPA reveal what American cities looked like before pollution was regulated

Tech Insider

Smog over Denver in 1974.
Smog over Denver in 1974.

Bill Wunsch/The Denver Post/Getty Images

Stone Age skeletons show women were likely sacrificed in Mafia-style killings, say archaeologists

Tech Insider
Pit 69
The second victim likely died as a result of self-strangulation

Science Advances

Almost half of all major Chinese cities are sinking, study says

Tech Insider
China
Flooding in Zhuozhou city in China's Hebei province, August 9, 2023.

JADE GAO/AFP via Getty Images

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