Uncategorized
- Animals
Why some mammal species don’t have descended testicles, but most do
New research studying genetic vestiges suggests that descended testicles are as ancient as the first placental mammal.
- Quantum Physics
A tiny version of this physics toy is revealing quantum secrets
Scientists created a quantum Newton’s cradle to study thermal equilibrium.
- Tech
50 years ago, a Japanese scientist dreamed up a rocket-propelled train
50 years ago, a Japanese engineer tried rocket boosters on a train. Today, high-speed trains propelled by superconducting magnets are being tested.
- Neuroscience
A brain chemical tied to narcolepsy may play a role in opioid addiction
Long-term use of opioids such as heroin is linked to having more brain cells that release a chemical that regulates wakefulness and arousal.
- Planetary Science
Mars got its crust quickly
The Martian crust had solidified within 20 million years of the solar system’s formation.
- Health & Medicine
How to make CAR-T cell therapies for cancer safer and more effective
CAR-T cell therapy was approved by the FDA in late 2017. Now, scientists are working to tame the cancer treatment’s side effects.
- Genetics
Readers ponder geothermal power and more
Readers respond to stories from the May 26, 2018 issue of Science News.
- Health & Medicine
Medical breakthroughs come with a human cost
Editor in Chief Nancy Shute muses on the risks many medical advances pose in their infancy.
- Health & Medicine
Poliovirus treatment helped patients with deadly brain tumors live longer
A genetically modified poliovirus appears to help fight brain cancer, a small, early-stage clinical study suggests.
- Climate
Why won’t this debate about an ancient cold snap die?
Critics are still unconvinced that a comet caused a mysterious cold snap 12,800 years ago.
- Life
Zika gets the most extreme close-up of any flavivirus
The closest look yet at Zika virus may reveal some vulnerabilities.
- Neuroscience
Watch the brain jiggle with each heartbeat
A new twist on MRI can reveal how the brain wiggles.
