 
					Cassie Martin is a deputy managing editor at Science News. She has a bachelor's degree in molecular genetics from Michigan State University, and a master's degree in science journalism from Boston University.
 
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All Stories by Cassie Martin
- 			 Particle Physics Particle Physics50 years ago, physics underwent a major revolutionThe discovery of new subatomic particles cemented quarks as a cornerstone of the standard model of particle physics. 
- 			 Space Space50 years ago, scientists were gearing up to hurl a probe at the sunThe Helios mission provided key insights into the sun. Now, NASA’s Parker Solar Probe has taken up the mantle, giving scientists unprecedented views of the star. 
- 			 Earth Earth50 years ago, the sun’s influence on Earth’s lightning was revealedThe solar wind and sunspots seem to give lightning a boost. But exactly how solar activity stimulates strikes is an enduring mystery. 
- 			 Paleontology Paleontology50 years ago, trilobite eyes mesmerized scientistsDecades of research has confirmed that for such simple creatures, trilobites had astoundingly complex eyes. 
- 			 Physics Physics50 years ago, timekeepers deployed the newly invented leap secondAfter more than 50 years, metrologists will stop using the leap second to align the time kept by atomic clocks with the rate of Earth’s spin. 
- 			 Math MathHere are some astounding scientific firsts of 2023Notable feats include discovering a planet-eating star, extracting RNA from an extinct animal and more. 
- 			 Genetics Genetics50 years ago, scientists sequenced a gene for the first timeWithin five decades, scientists went from sequencing a single gene to sequencing the entire human genome. 
- 			 Science & Society Science & SocietyHere’s how Russia’s war in Ukraine is still reshaping global scienceRussia’s invasion of Ukraine in 2022 disrupted both local and global science. 
- 			 Neuroscience NeuroscienceEmily Jacobs wants to know how sex hormones sculpt the brainEmily Jacobs studies how the brain changes throughout women’s reproductive years, plus what it all means for health. 
- 			 Health & Medicine Health & MedicineChristopher Barnes is on a quest for a universal coronavirus vaccineChristopher Barnes wants to stop the viruses that cause COVID-19, the common cold and more. 
- 			 Health & Medicine Health & MedicineSmruthi Karthikeyan turned to wastewater to get ahead of COVID-19Smruthi Karthikeyan’s system for tracking the coronavirus gives lifesaving public health measures a head start. 
- 			 Animals AnimalsA common antibiotic slows a mysterious coral diseaseApplying the antibiotic amoxicillin to infected lesions halted tissue death in corals for at least 11 months after treatment.