The Latest Breaking News from LiveScience

Do humans and chimps really share nearly 99% of their DNA?

The frequently cited 99% similarity between human and chimp DNA overlooks key differences in the genomes.

LiveScience · Sep 7, 2025

Extreme thinness: Scientists are investigating why some people struggle to gain weight

Researchers are exploring why some individuals are naturally super-lean and may struggle to gain weight. The causes of such constitutional thinness offer clues to the physiology of weight control.

LiveScience · Sep 6, 2025

Scientists find 'something extraordinary' in famous supernova's troubled heart

Scientists using the Chandra X-ray telescope have uncovered new details about the famous supernova remnant Cassiopeia A.

LiveScience · Sep 6, 2025

Just 1 dose of LSD could relieve anxiety for months, trial finds

An early trial with about 200 people tested the effects of LSD on generalized anxiety disorder and found promising results.

LiveScience · Sep 5, 2025

Scientists invented 'sperm bots' that they piloted through a fake cervix and uterus

Newly unveiled sperm microbots have the potential to improve reproductive health with magnetic controls and real-time X-ray tracking, according to a study.

LiveScience · Sep 5, 2025

Homo erectus: Facts about the first human lineage to leave Africa

Homo erectus is associated with a number of firsts in its 2 million years of existence, including being the first hominin to travel out of Africa.

LiveScience · Sep 5, 2025

Will the James Webb telescope lead us to alien life? Scientists say we're getting closer than ever.

Three years into its mission, the James Webb Space Telescope has advanced the search for alien life more than any machine before it. What will it find next?

LiveScience · Sep 5, 2025

Fishers discover first-of-its-kind bright orange shark with two rare conditions in Caribbean

Fishers caught a bright orange shark off Costa Rica that had albinism, alongside the species' first scientifically documented case of an extremely rare condition called xanthism.

LiveScience · Sep 5, 2025

Scientists develop 'glue gun' that 3D prints bone grafts directly onto fractures

Researchers created a special glue gun that can 3D print a bone-like substance for fracture repair during surgery and have tested it in early experiments.

LiveScience · Sep 5, 2025

Category 4 Hurricane Kiko is heading for Hawaii — but it will weaken before it gets there, forecasters say

Weather predictions show that Hurricane Kiko could hit Hawaii next week, but forecasters say the Category 4 storm will weaken to a tropical storm or low-category hurricane this weekend.

LiveScience · Sep 5, 2025