Showing posts from December 5, 2018

Astronomy Picture of the Day: Cetus Galaxies and Supernova

Cetus Galaxies and Supernova
Large spiral galaxy NGC 1055 at top left joins spiral Messier 77 (bottom right) in this cosmic view toward the aquatic constellation Cetus. The narrowed, dusty appearance of edge-on spiral NGC 1055 contrasts nicely with the face-on view of M77's bright nucleus and spiral arms. Both over 100,000 light-years across, the pair are dominant members of a small galaxy group about 60 million light-years away. At that estimated distance, M77 is one of the most remote objects in Charles Messier's catalog, and is separated from fellow island universe NGC 1055 by at least 500,000 light-years. The field of view is about the size of the full Moon on th e sky and includes colorful foreground Milky Way stars along with more distant background galaxies. Taken on November 28, the sharp image also includes newly discovered supernova SN2018ivc, its location indicated in the arms of M77. The light from the explosion of one of M77's massive stars was discovered …

Victorians worried about books like we worry about iPhones

Health The screen time debate is not new. Since Victorian times people have been concerned about how new innovations might damage eyesight. via Popular Science ""

A cheap set of LEDs is the best way to upgrade your fancy new TV

Gadgets Bias lighting will enhance the picture of your screen in a dark room. Eye experts and home theater nerds recommend a little extra light in your home theater. via Popular Science ""

The new jellyfish genome proves you don’t need weird genes to be a weirdo

Science An interdisciplinary team opens a new window into the creature's bizarre lifecycle. Summary: Researchers sequenced the first true jellyfish genome, and found that they pull off their series of wild transformations without much genetic upheaval. via Popular Science ""

9 things you need for a better night’s sleep

Gift Guides A pillow for every body part! Hibernation isn’t an option for human beings, unfortunately. That means we’ve got to make sure every eight-hour allotment is elevated to cloud nine. These practical… via Popular Science ""

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This healthy baby came out of a dead person's uterus

Health It could open up uterine transplants to a lot more people. It may sound like something of a technicality—babies have been born before from uteruses donated by living women—but it’s actually much more important than that. via Popular Science ""

Gifts for your bald friends

Gift Guides Help your follicularly-impaired colleagues get a-head of the game. These gifts are sure to please your bald (or balding) friends, and will keep their heads looking shiny and new. via Popular Science ""

Five diets that could be deadly

Health The desire to be thin can turn trendy diets into lethal weapons. The desire to be thin can turn trendy diets into lethal weapons. via Popular Science ""

9 gifts for the friend who's always ready to learn something new

Gadgets Support your friend as they learn a new language or tackle a new career. Experts offer lessons in everything from makeup application to parkour to chess. Here are the lessons that might appeal to any giftee—and tempt you to accompany them to… via Popular Science ""

The 2018 hurricane season taught us some important lessons—so let’s not forget them

Environment Five things we should remember from this season's destruction. Too often, the public forgets a harrowing hurricane season until the next is rattling our shutters. We learned quite a few lessons during the 2018 Atlantic hurricane… via Popular Science ""