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Scientists use stem cells to create models of pre-embryos
The “blastoids” provide an efficient, ethical way to study human development and pursue biomedical discoveries in fertility and contraception.
New dinosaur species from Chile had a unique slashing tail, scientists say
The plant-eating critter had a combination of traits from different species that initially sent paleontologists down the wrong path.
Lead, mercury, other pollutants could affect birth ratios of boys to girls
A large-scale study found statistically significant variations in the ratios of boys and girls born each year depending on the pollutants found in different places.
Skeleton found near Mount Vesuvius unlocks new clues into life of ancient Romans
“It’s helped enormously to understand both the last moments of the site, but also the 100 years running up to it,” professor Andrew Wallace-Hadrill said.
Sierra Nevada snowpack, a crucial water resource, could disappear in 25 years
A recent study found that the snowpack that provides water for California could disappear if global warming continues to change Earth's environment.
Renewable power installations are set for a record year — but lag net-zero goals
China is set to be the main driver of renewable capacity growth in the coming years, according to the International Energy Agency, followed by Europe, the U.S. and India.
Space junk forces astronauts to delay spacewalk to replace antenna
It’s the first time a spacewalk has been canceled because of a threat from space junk.
These early signs made omicron different from previous Covid variants, experts say
Mutations on the spike proteins of the variant caught the attention of researchers who have been on the lookout for changes that could worsen the pandemic.
Researchers try producing potato resistant to climate change
Around the world, research aimed at mitigating crop damage is underway.
Billions and trillions: Climate efforts set for big boost if Build Back Better bill passes
The Biden administration's $1 trillion infrastructure bill included historic levels of funding for climate projects, but it's the $2 trillion spending bill that has experts feeling optimistic.
Biden administration approves second major offshore wind project, to provide power to N.Y.
The administration plans to build at least 16 offshore wind energy facilities by 2025.
Fifty years later: Earth Day has descended into GOP-driven chaos, experts warn
Changing global and political landscapes have made the kind of broad and bipartisan agreements reached in the 1970s seem impossible.
