Nitrogen gas makes up 78% of Earth’s atmosphere and is an essential element in amino acids and proteins. However, plants and animals cannot use nitrogen gas directly. Root hair cells have a long ...

The cycle of abuse includes four stages—tension building, abuse, reconciliation, and calm—that allow abusers to control their victims through fear and manipulation. This pattern can trap victims and ...

Combined with earlier buyouts and retirements, the Health and Human Services Department will be left with 62,000 employees, ...

Global assessments of the climate change mitigation potential of biochar diverge, and many rely on a dated analysis, but there is strong evidence for gigaton-scale contribution, concludes a ...

These groups are far apart in their enthusiasm and predictions for AI, but both want more personal control and worry about too little regulation. Fresh data delivered Saturday mornings In this Q&A, we ...