Octopuses torture and eat themselves after mating. Science finally knows why.

Many animal species that reproduce after they. But in octopus mothers, this decline is particularly alarming: In most species, as an octopus mother’s eggs get close to hatching, she stops eating. She then leaves her protective huddle over her brood and becomes bent on self-destruction† She might beat herself against a rock, tear at her … Read more

‘These Case Numbers Are a Severe Undercount’

Covid testing Callaghan O’Hare/Bloomberg via Getty COVID testing It’s become a troublingly familiar refrain, but COVID-19 is once again surging in the US After the major omicron spike over the winter months, the variant has mutated — twice, to BA.2 and BA.2.12.1 — and both are spreading rapidly across the country. This time, though, the … Read more

Power Levels Diminishing for NASA’s Marsquake Hunting InSight Lander

Illustration of NASA’s Interior Exploration using Seismic Investigations, Geodesy and Heat Transport (InSight) Credit: NASA Dusty solar panels and darker skis are expected to bring the[{” attribute=””>Mars lander mission to a close around the end of this year. NASA’s InSight Mars lander is progressively losing power and will likely end science operations later this summer. … Read more

First Direct Visual Evidence That the Object in the Center of the Milky Way Is Indeed a Black Hole

This is the first image of Sagittarius A* (Sgr A*), the supermassive black hole at the center of our galaxy, captured by the Event Horizon Telescope (EHT). It is the first direct visual evidence of the presence of this black hole. Credit: EHT Collaboration Astronomers reveal the first image of the[{” attribute=””>black hole at the … Read more

‘Smart’ Contact Lens Could Help Treat a Leading Cause of Blindness, Scientists Say

A flexible contact lens that senses eye pressure and releases a drug on-demand could help treat glaucoma, the second leading global cause of blindness worldwide. The compact wireless device, which has been developed by a team of Chinese researchers and tested in pig and rabbit eyes so far, appears to detect and reduce rising eye … Read more

COVID reinfection likely to become more common without variant-specific vaccines, experts say

CHICAGO (WLS) — Infectious disease specialists say COVID reinfection is likely to become more and more common as the virus keeps mutating and our vaccines play catch-up. “The variants seem to be very good at evading the immunity of prior infection,” said Dr. Max Brito, UIC Health. Chicago Bulls All Star Zach LaVine recently missed … Read more

NASA, Boeing ready for long-delayed, high-stakes Starliner test flight – Spaceflight Now

Boeing’s Starliner spacecraft was hoisted on top of ULA’s Atlas 5 rocket May 4 at Cape Canaveral Space Force Station. Credit: United Launch Alliance Running years late, Boeing’s Starliner crew capsule program is poised for a crucial unpiloted test flight to the International Space Station set for launch Thursday, a do-over of an abbreviated 2019 … Read more

compression socks, some meds not effective

Guideline Highlights: Several in-hospital treatments and post-discharge therapies for people who have had an intracerebral hemorrhage, or a bleeding stroke, are not as effective as health care professionals once thought. Compression socks or stockings, anti-seizure medicines and steroid treatment are among treatments with uncertain effectiveness. Studies show that minimally invasive surgical procedures may be a … Read more