Science

The Nature Index guide explains its terminology, methodology, and free online functionality available at natureindex.com.

Scientists successfully transplanted spinach's photosynthetic machinery into mouse eyes, reducing inflammation and enabling light-driven energy production.

Ebola outbreak declared global health emergency; no approved vaccines or therapeutics exist for the rare Bundibugyo virus.

NASA's Psyche spacecraft used a Mars flyby as a rehearsal for its 2029 arrival at the metal-rich asteroid Psyche.

Colossal Biosciences claims fully artificial chicken eggs, a breakthrough for resurrecting extinct birds and potentially artificial wombs.

Organ intrinsic nervous systems are built by lineage programs and refined by local cues, revealing a sequential developmental process.

Seven hours of sleep per night is the sweet spot for slowing biological aging and preventing disease, according to new research.

The plant goat's rue inspired metformin, a widely prescribed diabetes drug that controls blood sugar without toxic side effects.

Models predict an El Niño event, but scientists are studying its timing and intensity to determine if it will be a 'super' event.