Archives

Home » Archives by category » Columnists » Wee Notes

The Day Edwin Hubble Realized Our Universe Was Expandings!

Scientists use a cosmic distance ladder to measure the expansion rate of the universe. The ladder, symbolically shown here, is a series of stars and other objects…

Tropical forests may be carbon sources, not sinks

Whereas earlier estimates based on measurements of atmospheric carbon flows suggested that tropical forests might be carbon neutral or even a net sink, more-recent studies — including…

Forests not equal when it comes to climate

“The current assumption is that all forest management and all forests contribute to climate mitigation,” says Kim Naudts, a postdoctoral ecologist at the Max Planck Institute for…

How much can forests fight climate change?

Forest schemes got a big boost from the 2015 Paris climate accord, which for the first time counted all countries’ efforts to offset their carbon emissions from…

Hidden history of the Milky Way revealed by extensive star maps

Within weeks, the team had worked out that the luminous horde pointed to a long-hidden and especially tumultuous chapter in the Milky Way’s history: a smash-up between…

Cheers!  Really?

Cheers!  Really?

The holidays are upon us.  There are lots of parties, dinners, and other places where it isn’t unusual for alcohol to be available.  This can be a…

Look What a Newborn Can Do!

Look What a Newborn Can Do!

Pediatricians can explain some of the reflexes we see in newborn babies.  We can even figure out some of them ourselves.  An hours-old infant, when stroked on…

Staying On Course

Staying On Course

I trust you are doing regular check-ups on your efforts to become a gentler parent. Have you reviewed the 12 steps we learned about several years ago?…

Educate Yourself

Educate Yourself

How many of you are aware of the opportunity available to you in the area to learn more about Early Childhood Education.  Twice a year, the Virginia…

Begin It Right

Begin It Right

I trust that your child has a dedicated and loving teacher. I believe that most teachers are.  At least when they choose teaching as their profession, they…

Page 1 of 14123Next ›Last »