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Friday, February 20, 2026

Science

‘Project Hail Mary’ made us wonder how to survive a trip to interstellar space

Editor’s note: This story contains light spoilers for Project Hail Mary.I have long puzzled over something in Andy Weir’s 2021 book Project Hail Mary: Why did two of the three fictional astronauts die during an interstellar trip? It might be...

NASA Investigates How People Respond to Air Taxi Noise – NASA

New kinds of aircraft taking to the skies could mean unfamiliar sounds overhead — and where you’re hearing them might matter, according to new NASA research. NASA aeronautics has worked for years to enable new air transportation options for people...

Home HPV tests won’t replace the ob-gyn

These days, many people can skip the dreaded Pap smear in favor of a far less invasive and more private way to screen for cervical cancer: disposable, DIY swabs that can be used to test for high-risk variants of...

Some dog breeds carry a higher risk of breathing problems

Many people find their flattened faces cute, but among dogs bred with a squished visage, 11 percent or less of some breeds can breathe easily.The findings, published February 18 in PLOS One, evaluate a major health cost of breeding...

NASA’s Hubble Identifies One of Darkest Known Galaxies – NASA Science

In the vast tapestry of the universe, most galaxies shine brightly across cosmic time and space. Yet a rare class of galaxies remains nearly invisible — low-surface-brightness galaxies dominated by dark matter and containing only a sparse scattering of...

Some snakes lack the ‘hunger hormone.’ Experts are hungry to know why

Snakes would do great on Survivor. These animals can last weeks — even months — without food. A couple of recently discovered genetic changes may help.Certain snakes and some other reptiles lack the gene encoding ghrelin, commonly known as...

How Washington’s crossing of the Delaware presaged a changing world

Spend some time staring at the famous painting "Washington Crossing the Delaware," and you can't miss the ice. It's everywhere. Cold weather became part of Washington's military strategy, says Alex Robb, an educator at Washington...

Evolution didn’t wait long after the dinosaurs died

In the long shadow of the asteroid that wiped out the dinosaurs, life appears to have bounced back with surprising speed.A new analysis of sedimentation rates suggests that the first wave of marine species emerged within a few thousand...

NASA’s SpaceX Crew-12 Launches to International Space Station – NASA

Four crew members of NASA’s SpaceX Crew-12 mission launched at 5:15 a.m. EST Friday from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida for a science expedition aboard the International Space Station. A SpaceX Falcon 9...

Sunlight Extracts Oxygen From Regolith Using Solar Chemistry – NASA

NASA’s Carbothermal Reduction Demonstration (CaRD) project completed an important step toward using local resources to support human exploration on the Moon. The CaRD team performed integrated prototype testing that used concentrated solar energy to extract oxygen from simulated lunar soil, while confirming the production of carbon monoxide through...
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Canada’s men’s hockey team narrowly beats Finland in the Olympic semifinal, advancing to the gold‑medal match

Canada's men's hockey team is headed to the Olympic finals after beating Finland 3-2 in...
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