Uncategorized
- Microbes
Some deep-seafloor microbes still alive after 100 million years!
Some starving microbes nap while awaiting their next meal. For some living miles below the ocean surface, that nap may exceed 100 million years.
- Planets
Let’s learn about space robots
Space robots can take pictures of other planets, analyze samples of their surface and even peer into their interiors.
- Animals
Busy beavers may be speeding thaw of Arctic permafrost
As climate change continues, busy beavers are expanding their range in Alaska. Their dams could further speed the loss of permafrost there and promote local warming.
- Health & Medicine
Scientists Say: Vaccine
Vaccines help the body develop immunity to a disease. They are biological mixtures that imitate a disease so the body can defend itself.
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Close-up of the sun reveals ‘campfires’
Solar Orbiter’s first images are in. The spacecraft’s pics show tiny, never-before-seen flares across the sun’s surface.
- Health & Medicine
Explainer: What is puberty?
Puberty isn’t just a time for zits, breasts and deeper voices. It also spurs brain development that helps teens handle emotions and deal with stress.
- Brain
A bit of stress may help young people build resilience
A comfortable life may sound fun but may not be so healthy in the long run. A study in monkeys shows there may be a ‘sweet spot’ when it comes to stress.
- Brain
Puberty may reboot the brain and behaviors
Facing adversity early in life can hurt how children learn to deal with stress. Puberty can sometimes offer a chance to reset how the body responds to stress, returning it to normal.
- Space
A weird cousin of our solar system is caught on camera
New photo reveals a cousin to our solar system. It’s star has a mass similar to the sun’s and is orbited by two gas giant planets.
- Animals
Analyze This: Hurricanes may help lizards evolve better grips
Lizards have larger toepads in areas that tend to have higher hurricane activity. This suggests high winds select for those that can hang tight.
- Genetics
A Hong Kong man got the new coronavirus twice
His is the first confirmed case of reinfection with this virus. His second bout was detected by accident, because he showed no symptoms.
- Animals
American crocs seem to descend from kin that crossed the Atlantic
A fossil hints that early crocodiles crossed over from Africa, millions of years ago, to colonize a new land.
