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Why Do Smells Trigger Memories?

Whenever I smell the pages of a brand new book, I am reminded of all the late night reading I did as a kid. I can even feel the soft fabric on the arms of my favorite reading chair and sense the quiet of a house where everyone else is asleep. The stresses of the…

This is what space smells like

(CNN)Space, the final fragrance.If you've ever wondered what space smells like, a new perfume may answer that for you. A kickstarter was recently launched for a new fragrance called Eau de Space to bring the smell of outer space back down to Earth.The fragrance was developed by Steve Pearce, according to Eau de Space product…

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These are the factors that put you at greater threat of dying from covid-19

The news: A study of more than 17 million people in England has confirmed the various factors that are linked with an increase in a person’s risk of dying from covid-19: age; being male, Black, or from an ethnic minority background; or having underlying health conditions. It confirms a lot of previous research, but it’s…

How carbon-sucking machines could cut aviation emissions

Two companies have teamed up on a project that could provide a key test of our ability to use synthetic fuel, made from carbon dioxide captured from the air, to cut emissions from aviation. Carbon Engineering, a direct air capture company based in British Columbia, has signed a deal with Aerion, a startup based in…

Will astronauts ever visit gas giants like Jupiter?

Every week, the readers of our space newsletter, The Airlock, send in their questions for space reporter Neel V. Patel to answer. This week: Can we go to Jupiter? Once we move past the asteroid belt, is it realistic to assume there is a chance humans could ever explore any of the gas giants, like Jupiter, really close…

Latest Health News

Op-Ed: Should We Save Everyone From COVID?

ZDoggMD asks for some perspective on COVID-19 and the culture of "safetyism." Below is a transcript of his remarks on the video: Hey, everyone, Dr. Z. I came to say something really controversial here. We shouldn't try to save everyone from COVID-19. Why is that controversial? Because we have, over years, developed a culture of…

Image-Guidance Connected to Improved Resection in Recurrent CRC

Compared with historical controls, use of image-guidance during surgery led to improved rates of complete resection in locally advanced rectal cancer patients with recurrent disease, a single-center Dutch study found. Among patients with recurrent cancers, 78.9% achieved complete R0 resections when surgeons used an image-guided navigation system, as compared to a historical rate of 48.8%…

End of the Road for Endometrial Scratch in IVF?

Endometrial scratch did not improve first-time success with in vitro fertilization (IVF) or intracytoplasmic sperm injection (ICSI) in a randomized, unblinded trial. Patients who received endometrial scratching -- in which the uterine lining is wounded slightly to facilitate embryo implantation -- had live birth rates comparable to patients who received routine care (38.4% v.s 37.1%,…