- U.S. pauses J&J vaccine after 6 people of 6.8 million get rare clots | Science Newsby mike on April 13, 2021 at 8:02 pm
The COVID-19 vaccine’s pause is out of abundance of caution, experts say. The potentially deadly clots appear to be “extremely rare.”
- Discarded COVID-19 PPE such as masks can be deadly to wildlife | Science Newsby Helen Thompson on April 12, 2021 at 6:10 pm
From entanglements to ingestion, two biologists are documenting the impact of single-use masks and gloves on animals around the world.
- AstraZeneca COVID-19 vaccine tied to uncommon blood clots, experts say | Science Newsby Helen Thompson on April 7, 2021 at 9:59 pm
Blood clots should be listed as a possible side effect of AstraZeneca’s vaccine, but its benefits still outweigh the risks, experts say.
- People add by default even when subtraction makes more sense | Science Newsby Helen Thompson on April 7, 2021 at 3:00 pm
People default to addition when solving puzzles and problems, even when subtraction works better. That could underlie some modern-day excesses.
- We revisit last year’s COVID-19 questions, readers weigh in on tuataras and more | Science Newsby Aina on April 4, 2021 at 3:00 pm
Seeing double New Zealand’s lizardlike tuatara is the first known vertebrate with two mitochondrial genomes, Devin A. Reese reported in “The tuatara hides an extra set of genes” (SN: 2/27/21, p. 10). Reader Alfonso Solimano wondered if each mitochondrion in tuatara cells has a copy of both genomes. The two genomes likely don’t exist in