Blacking out doesn't automatically mean you have alcoholism, but it's worth understanding what's really going on in your brain and body when it happens.
Sulfuric acid does more than mix with nitric acid — it generates the reactive nitronium ion, removes water, and keeps aromatic nitration under control.
Overthinking has a genetic component, but your genes aren't your destiny. Here's what the science actually says about why some people ruminate more than others.
Short-term memory loss in older adults has many causes, from medications and vitamin deficiencies to sleep problems and thyroid issues — some of which are treatable.
Altitude sickness can progress from mild headaches to life-threatening fluid buildup in the lungs and brain. Learn the three stages and what to watch for.