Science

A four-line letter, signed by the attending physician of Congress and released by Senator Mitch McConnell on Thursday, suggested that his recent spells of speechlessness were linked to “occasional lightheadedness” perhaps brought...

No place on the planet has escaped the influence of Homo sapiens, from the rainforests cleared for farms to microplastic-laced deep oceans to climate-altered jet streams. Last November, the world population reached...

Snakes can’t really unhinge their jaws, but for some, that doesn’t get in the way of swallowing absurdly large prey.For instance, Burmese pythons, like the invasive ones making their way north in...

Federal officials have discovered major errors in the systems and procedures that some states have been using to verify eligibility for Medicaid, possibly leading to a substantial number of children losing health...

In late 1985, weeks after the shattered remains of the R.M.S. Titanic came to light, officials in Washington began seeking legal authority to regulate access to the famous shipwreck as part of...

Why It Matters: A contributor to maternal deaths The United States has the highest maternal mortality rate in the developed world. Strokes account for about 7.5 percent of pregnancy-related deaths.At the same...

Narcan, the first opioid overdose reversal medication approved for over-the-counter purchase, is being shipped to drugstore and grocery chains nationwide, its manufacturer said Wednesday. Big-box outlets like Walgreens, CVS, Walmart and Rite...

The salmon were once so plentiful in the river that old-timers talk about having been able to cross on the backs of fish so thick they were like steppingstones. Such was the...

The lunar fanfare of August is wrapping up with a treat: a blue supermoon that will occur on Wednesday at 9:36 p.m. Eastern time.The blue moon is the second of two full...

The NewsMore than one-fifth of people who use cannabis struggle with dependency or problematic use, according to a study published on Tuesday in The Journal of the American Medical Association Network Open.The...