by crissly | Jun 28, 2022 | Uncategorized
The best candidate for a binary crater on Earth today is the Lockne crater in Sweden and a smaller crater nearby called Målingen. “We dated these structures very exactly and saw that they formed at exactly the same age,” about 450 million years ago, says Jens Ormö...
by crissly | Jun 21, 2022 | Uncategorized
To date, however, American utility companies haven’t widely deployed current-blocking devices to the live grid. “They’ve only done things, like moving to higher and higher operating voltages”—for cheaper transmission—“that greatly magnify their vulnerability to these...
by crissly | Apr 18, 2022 | Uncategorized
NASA engineers hope to have their massive moon-bound Space Launch System ready for liftoff in a couple of months, but so far they’ve encountered some bumps in the road. On March 17, NASA rolled the world’s most powerful rocket out onto the launchpad at Kennedy...
by crissly | Jan 10, 2022 | Uncategorized
Lia Siegelman had just been studying the swirling waters of the Southern Ocean, which surrounds Antarctica, when she happened to come across a poster image of cyclones around Jupiter’s north pole, taken by NASA’s Juno spacecraft. “I looked at it, and I was just...
by crissly | Sep 18, 2021 | Uncategorized
After spending three days about 360 miles above the ground, the all-civilian crew of SpaceX’s Inspiration4 have returned to Earth. Their Crew Dragon capsule slowed down to 15 miles per hour as it descended under four parachutes and splashed down at 7:07 pm Eastern off...
