Humans
We summarize the week's scientific breakthroughs every Thursday.
- Archaeology
Clovis hunters’ reputation as mammoth killers takes a hit
Early Americans’ stone points were best suited to butchering the huge beasts’ carcasses, scientists contend.
- Health & Medicine
‘Blastoids’ made of stem cells offer a new way to study fertility
Newly created “blastoids” could help with research on nonhormonal contraceptives and fertility treatments.
- Health & Medicine
The coronavirus may cause fat cells to miscommunicate, leading to diabetes
Researchers are homing in on a surprising cause of high blood sugar in COVID-19 patients and possibly what to do about it.
- Archaeology
Arctic hunter-gatherers were advanced ironworkers more than 2,000 years ago
Swedish excavations uncover furnaces and fire pits from a big metal operation run by a small-scale society, a new study finds.
- Life
Here are our favorite cool, funny and bizarre science stories of 2021
These are some of the fun science stories from this year that we couldn’t wait to talk about with friends.
- Space
These discoveries from 2021, if true, could shake up science
Discoveries in 2021, from hidden subatomic particles to the oldest animal fossils, could shake up science. But more evidence is needed to confirm them.
- Health & Medicine
The omicron variant is surging. Here’s what we’ve learned so far
Omicron is better at evading virus-attacking antibodies than previous coronavirus variants, but there are signs booster shots might help curb symptoms.
- Climate
Vikings may have fled Greenland to escape rising seas
Vikings abandoned Greenland in the 15th century. Lower temperatures, an expanding ice sheet and rising sea levels may have played a role in their departure.
- Health & Medicine
COVID-19 testing is complicated right now. Here are answers to 6 big questions
There are two major categories of COVID-19 diagnostic tests. Here’s what you need to know when deciding whether to take an at-home test or head to the doctor.
- Health & Medicine
These are the viruses that mRNA vaccines may take on next
Now that mRNA vaccines have proved effective against the coronavirus, scientists are taking aim at influenza, HIV and other viruses.
- Health & Medicine
The CDC recommends mRNA COVID-19 vaccines over J&J’s, citing fewer risks
Pfizer’s and Moderna's vaccines are more effective and cause fewer serious side effects than Johnson & Johnson’s jab, new data show.
- Health & Medicine
Why it matters that health agencies finally said the coronavirus is airborne
Recognizing that the coronavirus spreads through the air reinforced the importance of wearing masks and altered public health recommendations.
