News
- Archaeology
Dog DNA reveals ancient trade network connecting the Arctic to the outside world
People in Siberia were exchanging canines and probably other goods as early as 7,000 years ago with cultures as far off as Europe and the Near East.
- Astronomy
China’s lunar rock samples show lava flowed on the moon 2 billion years ago
The first lunar rocks returned to Earth in more than 40 years show that the moon was volcanically active later than scientists thought.
- Animals
Giant ground sloths may have been meat-eating scavengers
Contrary to previous assumptions, at least one ancient giant ground sloth was a meat eater.
- Chemistry
An easier, greener way to build molecules wins the chemistry Nobel Prize
Chemists Benjamin List and David MacMillan have sparked a whole new field that’s aided drug discovery and made chemistry more environmentally friendly.
- Astronomy
Space rocks may have bounced off baby Earth, but slammed into Venus
New simulations suggest a way to help explain dramatic differences between the sibling worlds.
- Physics
Work on complex systems, including Earth’s climate, wins the physics Nobel Prize
Syukuro Manabe and Klaus Hasselmann pioneered work on computer simulations of Earth’s climate. Giorgio Parisi found hidden patterns in disordered complex materials.
- Quantum Physics
Scientists are one step closer to error-correcting quantum computers
In a quantum computer made with trapped ions, multiple quantum bits were combined into one to detect mistakes.
- Health & Medicine
A custom brain implant lifted a woman’s severe depression
An experimental device interrupts brain activity linked to a woman’s low mood. The technology, she said, has changed her lens on life.
- Health & Medicine
Discovering how we sense temperature and touch wins the 2021 medicine Nobel Prize
Finding sensors on nerve cells that detect temperature and pressure nets California scientists David Julius and Ardem Patapoutian a Nobel Prize.
- Health & Medicine
A new antiviral pill cuts COVID-19 hospitalization and death rates
Merck says its drug, molnupiravir, stops viral replication and can be taken right after a COVID-19 diagnosis.
- Chemistry
Ink analysis reveals Marie Antoinette’s letters’ hidden words and who censored them
Chemical analyses of letters written by Marie Antoinette solve a French Revolution mystery: Who censored the queen?
- Climate
2020 babies may suffer up to seven times as many extreme heat waves as 1960s kids
Children born in 2020 will bear a much heavier burden from climate change during their lifetimes than those born in 1960, a new analysis finds.
