ScienceInsights

SPF makeup offers some sun protection, but probably less than you think. Here's what actually works and how to fill the gaps.

Ejection fraction measures how well your heart pumps blood. Learn what your number means, what causes it to drop, and how it can be improved.

Spatial data science combines location with data analysis to reveal patterns that traditional methods miss, from tracking disease outbreaks to planning smarter cities.

Bone grafts can come from your own body, a donor, animals, or lab-made materials. Here's what each type is made of and how they work.

Animals communicate through sound, color, movement, and more. Here's what science knows—and how AI is helping us understand it better.

Infill means different things in 3D printing, urban planning, and dentistry. Here's what the term means across these three fields.

Bench scientists do the hands-on lab work behind research breakthroughs. Learn what the role involves, what skills it requires, and what it pays.

Etching uses chemicals or lasers to carve into surfaces like metal, glass, and silicon — here's how it works across art, industry, and medicine.

Looking for a flounder substitute? Sole, halibut, and a few budget-friendly fish can work just as well depending on your recipe.

Lavender, chamomile, ylang ylang, and bergamot all have research supporting their calming effects. Here's what the science actually says about each one.