The time period, which spans 770,000 to 126,000 years ago, started with a reversal of the planet’s magnetic field.

Authorities had silenced Li Wenliang after he spoke out about the virus, now known as 2019-nCoV, in the early days of the epidemic.

Many researchers see the move to relax the rules as a welcome change, yet some are worried the revisions don’t take public concerns enough into consideration.

The treatment will be tested in a handful of patients who suffered nerve damage in sports or traffic accidents.

The 90-year-old marine biologist won a Nobel Prize in Chemistry for his isolation of green fluorescent protein.

Without knowing the cells’ mechanism of action, researchers question the best way to administer them to patients.

Unlike judges in the European Union, a government panel in Japan says transgenic modification and genome editing are not the same.

The scientists involved have hired lawyers to fight the conclusions of a recent investigation into some studies of Diovan in Japan.

The studded cells belong to a newly discovered species of water bear, Macrobiotus shonaicus.